Home / 52,274.08-72,133.96-30,760.40

Finding the Fourth Proportional to 52,274.08, 72,133.96 and 30,760.40

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Solution

The fourth proportional to 52,274.08, 72,133.96 and 30,760.40 is: 42,446.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,274.08 : 72,133.96 = 30,760.40 : x
  2. Step 2: Convert to fraction form
    52,274.08/72,133.96 = 30,760.40/x
  3. Step 3: Cross multiply
    52,274.08x = 72,133.96 × 30,760.40
  4. Step 4: Simplify right side
    52,274.08x = 2,218,869,463.18
  5. Step 5: Solve for x
    x = 2,218,869,463.18/52,274.08
  6. Step 6: Final answer
    x = 42,446.84

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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.