Home / 52,313.71-72,193.53-28,439.86

Finding the Fourth Proportional to 52,313.71, 72,193.53 and 28,439.86

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Solution

The fourth proportional to 52,313.71, 72,193.53 and 28,439.86 is: 39,247.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,313.71 : 72,193.53 = 28,439.86 : x
  2. Step 2: Convert to fraction form
    52,313.71/72,193.53 = 28,439.86/x
  3. Step 3: Cross multiply
    52,313.71x = 72,193.53 × 28,439.86
  4. Step 4: Simplify right side
    52,313.71x = 2,053,173,886.11
  5. Step 5: Solve for x
    x = 2,053,173,886.11/52,313.71
  6. Step 6: Final answer
    x = 39,247.34

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1.5x scale

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.