Home / 18,434.08-25,432.95-10,473.40

Finding the Fourth Proportional to 18,434.08, 25,432.95 and 10,473.40

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Solution

The fourth proportional to 18,434.08, 25,432.95 and 10,473.40 is: 14,449.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,434.08 : 25,432.95 = 10,473.40 : x
  2. Step 2: Convert to fraction form
    18,434.08/25,432.95 = 10,473.40/x
  3. Step 3: Cross multiply
    18,434.08x = 25,432.95 × 10,473.40
  4. Step 4: Simplify right side
    18,434.08x = 266,369,458.53
  5. Step 5: Solve for x
    x = 266,369,458.53/18,434.08
  6. Step 6: Final answer
    x = 14,449.84

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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.