Home / 18,658.23-25,746.40-10,589.32

Finding the Fourth Proportional to 18,658.23, 25,746.40 and 10,589.32

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Solution

The fourth proportional to 18,658.23, 25,746.40 and 10,589.32 is: 14,612.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,658.23 : 25,746.40 = 10,589.32 : x
  2. Step 2: Convert to fraction form
    18,658.23/25,746.40 = 10,589.32/x
  3. Step 3: Cross multiply
    18,658.23x = 25,746.40 × 10,589.32
  4. Step 4: Simplify right side
    18,658.23x = 272,636,777.61
  5. Step 5: Solve for x
    x = 272,636,777.61/18,658.23
  6. Step 6: Final answer
    x = 14,612.15

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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.