Home / 18,210.27-25,132.57-10,254.05

Finding the Fourth Proportional to 18,210.27, 25,132.57 and 10,254.05

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Solution

The fourth proportional to 18,210.27, 25,132.57 and 10,254.05 is: 14,151.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,210.27 : 25,132.57 = 10,254.05 : x
  2. Step 2: Convert to fraction form
    18,210.27/25,132.57 = 10,254.05/x
  3. Step 3: Cross multiply
    18,210.27x = 25,132.57 × 10,254.05
  4. Step 4: Simplify right side
    18,210.27x = 257,710,629.41
  5. Step 5: Solve for x
    x = 257,710,629.41/18,210.27
  6. Step 6: Final answer
    x = 14,151.94

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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.