Home / 20,574.08-28,397.04-14,607.62

Finding the Fourth Proportional to 20,574.08, 28,397.04 and 14,607.62

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Solution

The fourth proportional to 20,574.08, 28,397.04 and 14,607.62 is: 20,161.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,574.08 : 28,397.04 = 14,607.62 : x
  2. Step 2: Convert to fraction form
    20,574.08/28,397.04 = 14,607.62/x
  3. Step 3: Cross multiply
    20,574.08x = 28,397.04 × 14,607.62
  4. Step 4: Simplify right side
    20,574.08x = 414,813,169.44
  5. Step 5: Solve for x
    x = 414,813,169.44/20,574.08
  6. Step 6: Final answer
    x = 20,161.93

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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.