Home / 15,139.50-22,710.38-4,045.93

Finding the Fourth Proportional to 15,139.50, 22,710.38 and 4,045.93

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Solution

The fourth proportional to 15,139.50, 22,710.38 and 4,045.93 is: 6,069.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,139.50 : 22,710.38 = 4,045.93 : x
  2. Step 2: Convert to fraction form
    15,139.50/22,710.38 = 4,045.93/x
  3. Step 3: Cross multiply
    15,139.50x = 22,710.38 × 4,045.93
  4. Step 4: Simplify right side
    15,139.50x = 91,884,607.75
  5. Step 5: Solve for x
    x = 91,884,607.75/15,139.50
  6. Step 6: Final answer
    x = 6,069.20

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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.