Home / 38,469.93-57,730.67-13,510.08

Finding the Fourth Proportional to 38,469.93, 57,730.67 and 13,510.08

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Solution

The fourth proportional to 38,469.93, 57,730.67 and 13,510.08 is: 20,274.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,469.93 : 57,730.67 = 13,510.08 : x
  2. Step 2: Convert to fraction form
    38,469.93/57,730.67 = 13,510.08/x
  3. Step 3: Cross multiply
    38,469.93x = 57,730.67 × 13,510.08
  4. Step 4: Simplify right side
    38,469.93x = 779,945,970.15
  5. Step 5: Solve for x
    x = 779,945,970.15/38,469.93
  6. Step 6: Final answer
    x = 20,274.17

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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.