Home / 47,802.76-65,966.25-26,581.66

Finding the Fourth Proportional to 47,802.76, 65,966.25 and 26,581.66

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Solution

The fourth proportional to 47,802.76, 65,966.25 and 26,581.66 is: 36,681.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,802.76 : 65,966.25 = 26,581.66 : x
  2. Step 2: Convert to fraction form
    47,802.76/65,966.25 = 26,581.66/x
  3. Step 3: Cross multiply
    47,802.76x = 65,966.25 × 26,581.66
  4. Step 4: Simplify right side
    47,802.76x = 1,753,492,428.98
  5. Step 5: Solve for x
    x = 1,753,492,428.98/47,802.76
  6. Step 6: Final answer
    x = 36,681.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.