Home / 47,661.38-71,492.57-14,381.74

Finding the Fourth Proportional to 47,661.38, 71,492.57 and 14,381.74

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Solution

The fourth proportional to 47,661.38, 71,492.57 and 14,381.74 is: 21,572.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,661.38 : 71,492.57 = 14,381.74 : x
  2. Step 2: Convert to fraction form
    47,661.38/71,492.57 = 14,381.74/x
  3. Step 3: Cross multiply
    47,661.38x = 71,492.57 × 14,381.74
  4. Step 4: Simplify right side
    47,661.38x = 1,028,187,303.81
  5. Step 5: Solve for x
    x = 1,028,187,303.81/47,661.38
  6. Step 6: Final answer
    x = 21,572.76

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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.