Home / 18,424.55-25,426.56-10,468.13

Finding the Fourth Proportional to 18,424.55, 25,426.56 and 10,468.13

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Solution

The fourth proportional to 18,424.55, 25,426.56 and 10,468.13 is: 14,446.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,424.55 : 25,426.56 = 10,468.13 : x
  2. Step 2: Convert to fraction form
    18,424.55/25,426.56 = 10,468.13/x
  3. Step 3: Cross multiply
    18,424.55x = 25,426.56 × 10,468.13
  4. Step 4: Simplify right side
    18,424.55x = 266,168,408.40
  5. Step 5: Solve for x
    x = 266,168,408.40/18,424.55
  6. Step 6: Final answer
    x = 14,446.40

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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.