Home / 52,549.62-72,482.46-31,312.50

Finding the Fourth Proportional to 52,549.62, 72,482.46 and 31,312.50

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Solution

The fourth proportional to 52,549.62, 72,482.46 and 31,312.50 is: 43,189.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,549.62 : 72,482.46 = 31,312.50 : x
  2. Step 2: Convert to fraction form
    52,549.62/72,482.46 = 31,312.50/x
  3. Step 3: Cross multiply
    52,549.62x = 72,482.46 × 31,312.50
  4. Step 4: Simplify right side
    52,549.62x = 2,269,607,028.75
  5. Step 5: Solve for x
    x = 2,269,607,028.75/52,549.62
  6. Step 6: Final answer
    x = 43,189.79

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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.