Home / 47,378.19-71,052.17-19,298.19

Finding the Fourth Proportional to 47,378.19, 71,052.17 and 19,298.19

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Solution

The fourth proportional to 47,378.19, 71,052.17 and 19,298.19 is: 28,941.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,378.19 : 71,052.17 = 19,298.19 : x
  2. Step 2: Convert to fraction form
    47,378.19/71,052.17 = 19,298.19/x
  3. Step 3: Cross multiply
    47,378.19x = 71,052.17 × 19,298.19
  4. Step 4: Simplify right side
    47,378.19x = 1,371,178,180.08
  5. Step 5: Solve for x
    x = 1,371,178,180.08/47,378.19
  6. Step 6: Final answer
    x = 28,941.13

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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.