Home / 18,402.17-25,395.12-10,444.53

Finding the Fourth Proportional to 18,402.17, 25,395.12 and 10,444.53

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Solution

The fourth proportional to 18,402.17, 25,395.12 and 10,444.53 is: 14,413.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,402.17 : 25,395.12 = 10,444.53 : x
  2. Step 2: Convert to fraction form
    18,402.17/25,395.12 = 10,444.53/x
  3. Step 3: Cross multiply
    18,402.17x = 25,395.12 × 10,444.53
  4. Step 4: Simplify right side
    18,402.17x = 265,239,958.29
  5. Step 5: Solve for x
    x = 265,239,958.29/18,402.17
  6. Step 6: Final answer
    x = 14,413.52

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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.