Home / 12,730.04-19,094.76-7,498.23

Finding the Fourth Proportional to 12,730.04, 19,094.76 and 7,498.23

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Solution

The fourth proportional to 12,730.04, 19,094.76 and 7,498.23 is: 11,247.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,730.04 : 19,094.76 = 7,498.23 : x
  2. Step 2: Convert to fraction form
    12,730.04/19,094.76 = 7,498.23/x
  3. Step 3: Cross multiply
    12,730.04x = 19,094.76 × 7,498.23
  4. Step 4: Simplify right side
    12,730.04x = 143,177,026.93
  5. Step 5: Solve for x
    x = 143,177,026.93/12,730.04
  6. Step 6: Final answer
    x = 11,247.18

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.