Home / 25,315.08-37,972.60-19,760.10

Finding the Fourth Proportional to 25,315.08, 37,972.60 and 19,760.10

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Solution

The fourth proportional to 25,315.08, 37,972.60 and 19,760.10 is: 29,640.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,315.08 : 37,972.60 = 19,760.10 : x
  2. Step 2: Convert to fraction form
    25,315.08/37,972.60 = 19,760.10/x
  3. Step 3: Cross multiply
    25,315.08x = 37,972.60 × 19,760.10
  4. Step 4: Simplify right side
    25,315.08x = 750,342,373.26
  5. Step 5: Solve for x
    x = 750,342,373.26/25,315.08
  6. Step 6: Final answer
    x = 29,640.13

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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.