Home / 48,127.05-72,190.13-13,066.71

Finding the Fourth Proportional to 48,127.05, 72,190.13 and 13,066.71

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Solution

The fourth proportional to 48,127.05, 72,190.13 and 13,066.71 is: 19,599.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,127.05 : 72,190.13 = 13,066.71 : x
  2. Step 2: Convert to fraction form
    48,127.05/72,190.13 = 13,066.71/x
  3. Step 3: Cross multiply
    48,127.05x = 72,190.13 × 13,066.71
  4. Step 4: Simplify right side
    48,127.05x = 943,287,428.24
  5. Step 5: Solve for x
    x = 943,287,428.24/48,127.05
  6. Step 6: Final answer
    x = 19,599.94

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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.