Home / 19,587.74-29,381.61-7,104.93

Finding the Fourth Proportional to 19,587.74, 29,381.61 and 7,104.93

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Solution

The fourth proportional to 19,587.74, 29,381.61 and 7,104.93 is: 10,657.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,587.74 : 29,381.61 = 7,104.93 : x
  2. Step 2: Convert to fraction form
    19,587.74/29,381.61 = 7,104.93/x
  3. Step 3: Cross multiply
    19,587.74x = 29,381.61 × 7,104.93
  4. Step 4: Simplify right side
    19,587.74x = 208,754,282.34
  5. Step 5: Solve for x
    x = 208,754,282.34/19,587.74
  6. Step 6: Final answer
    x = 10,657.40

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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.