Home / 18,316.07-25,276.28-9,932.57

Finding the Fourth Proportional to 18,316.07, 25,276.28 and 9,932.57

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Solution

The fourth proportional to 18,316.07, 25,276.28 and 9,932.57 is: 13,707.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,316.07 : 25,276.28 = 9,932.57 : x
  2. Step 2: Convert to fraction form
    18,316.07/25,276.28 = 9,932.57/x
  3. Step 3: Cross multiply
    18,316.07x = 25,276.28 × 9,932.57
  4. Step 4: Simplify right side
    18,316.07x = 251,058,420.44
  5. Step 5: Solve for x
    x = 251,058,420.44/18,316.07
  6. Step 6: Final answer
    x = 13,707.00

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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.