Home / 38,448.18-57,681.99-10,746.18

Finding the Fourth Proportional to 38,448.18, 57,681.99 and 10,746.18

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Solution

The fourth proportional to 38,448.18, 57,681.99 and 10,746.18 is: 16,121.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,448.18 : 57,681.99 = 10,746.18 : x
  2. Step 2: Convert to fraction form
    38,448.18/57,681.99 = 10,746.18/x
  3. Step 3: Cross multiply
    38,448.18x = 57,681.99 × 10,746.18
  4. Step 4: Simplify right side
    38,448.18x = 619,861,047.30
  5. Step 5: Solve for x
    x = 619,861,047.30/38,448.18
  6. Step 6: Final answer
    x = 16,121.99

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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.