Home / 52,816.56-72,885.84-28,943.20

Finding the Fourth Proportional to 52,816.56, 72,885.84 and 28,943.20

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Solution

The fourth proportional to 52,816.56, 72,885.84 and 28,943.20 is: 39,941.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,816.56 : 72,885.84 = 28,943.20 : x
  2. Step 2: Convert to fraction form
    52,816.56/72,885.84 = 28,943.20/x
  3. Step 3: Cross multiply
    52,816.56x = 72,885.84 × 28,943.20
  4. Step 4: Simplify right side
    52,816.56x = 2,109,549,444.29
  5. Step 5: Solve for x
    x = 2,109,549,444.29/52,816.56
  6. Step 6: Final answer
    x = 39,941.06

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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.