Home / 18,335.88-25,303.45-9,952.38

Finding the Fourth Proportional to 18,335.88, 25,303.45 and 9,952.38

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Solution

The fourth proportional to 18,335.88, 25,303.45 and 9,952.38 is: 13,734.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,335.88 : 25,303.45 = 9,952.38 : x
  2. Step 2: Convert to fraction form
    18,335.88/25,303.45 = 9,952.38/x
  3. Step 3: Cross multiply
    18,335.88x = 25,303.45 × 9,952.38
  4. Step 4: Simplify right side
    18,335.88x = 251,829,549.71
  5. Step 5: Solve for x
    x = 251,829,549.71/18,335.88
  6. Step 6: Final answer
    x = 13,734.25

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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.