Home / 52,963.04-79,444.46-13,520.16

Finding the Fourth Proportional to 52,963.04, 79,444.46 and 13,520.16

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Solution

The fourth proportional to 52,963.04, 79,444.46 and 13,520.16 is: 20,280.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,963.04 : 79,444.46 = 13,520.16 : x
  2. Step 2: Convert to fraction form
    52,963.04/79,444.46 = 13,520.16/x
  3. Step 3: Cross multiply
    52,963.04x = 79,444.46 × 13,520.16
  4. Step 4: Simplify right side
    52,963.04x = 1,074,101,844.11
  5. Step 5: Solve for x
    x = 1,074,101,844.11/52,963.04
  6. Step 6: Final answer
    x = 20,280.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.