Home / 19,265.74-28,915.01-7,587.16

Finding the Fourth Proportional to 19,265.74, 28,915.01 and 7,587.16

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Solution

The fourth proportional to 19,265.74, 28,915.01 and 7,587.16 is: 11,387.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,265.74 : 28,915.01 = 7,587.16 : x
  2. Step 2: Convert to fraction form
    19,265.74/28,915.01 = 7,587.16/x
  3. Step 3: Cross multiply
    19,265.74x = 28,915.01 × 7,587.16
  4. Step 4: Simplify right side
    19,265.74x = 219,382,807.27
  5. Step 5: Solve for x
    x = 219,382,807.27/19,265.74
  6. Step 6: Final answer
    x = 11,387.20

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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.