Home / 52,453.53-72,384.96-28,580.40

Finding the Fourth Proportional to 52,453.53, 72,384.96 and 28,580.40

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Solution

The fourth proportional to 52,453.53, 72,384.96 and 28,580.40 is: 39,440.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,453.53 : 72,384.96 = 28,580.40 : x
  2. Step 2: Convert to fraction form
    52,453.53/72,384.96 = 28,580.40/x
  3. Step 3: Cross multiply
    52,453.53x = 72,384.96 × 28,580.40
  4. Step 4: Simplify right side
    52,453.53x = 2,068,791,110.78
  5. Step 5: Solve for x
    x = 2,068,791,110.78/52,453.53
  6. Step 6: Final answer
    x = 39,440.46

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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.