Home / 15,151.08-22,736.40-6,386.04

Finding the Fourth Proportional to 15,151.08, 22,736.40 and 6,386.04

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Solution

The fourth proportional to 15,151.08, 22,736.40 and 6,386.04 is: 9,583.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,151.08 : 22,736.40 = 6,386.04 : x
  2. Step 2: Convert to fraction form
    15,151.08/22,736.40 = 6,386.04/x
  3. Step 3: Cross multiply
    15,151.08x = 22,736.40 × 6,386.04
  4. Step 4: Simplify right side
    15,151.08x = 145,195,559.86
  5. Step 5: Solve for x
    x = 145,195,559.86/15,151.08
  6. Step 6: Final answer
    x = 9,583.18

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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.