Home / 22,625.50-31,226.04-14,870.86

Finding the Fourth Proportional to 22,625.50, 31,226.04 and 14,870.86

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Solution

The fourth proportional to 22,625.50, 31,226.04 and 14,870.86 is: 20,523.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,625.50 : 31,226.04 = 14,870.86 : x
  2. Step 2: Convert to fraction form
    22,625.50/31,226.04 = 14,870.86/x
  3. Step 3: Cross multiply
    22,625.50x = 31,226.04 × 14,870.86
  4. Step 4: Simplify right side
    22,625.50x = 464,358,069.19
  5. Step 5: Solve for x
    x = 464,358,069.19/22,625.50
  6. Step 6: Final answer
    x = 20,523.66

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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.