Home / 18,210.17-25,130.51-10,252.68

Finding the Fourth Proportional to 18,210.17, 25,130.51 and 10,252.68

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Solution

The fourth proportional to 18,210.17, 25,130.51 and 10,252.68 is: 14,148.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,210.17 : 25,130.51 = 10,252.68 : x
  2. Step 2: Convert to fraction form
    18,210.17/25,130.51 = 10,252.68/x
  3. Step 3: Cross multiply
    18,210.17x = 25,130.51 × 10,252.68
  4. Step 4: Simplify right side
    18,210.17x = 257,655,026.00
  5. Step 5: Solve for x
    x = 257,655,026.00/18,210.17
  6. Step 6: Final answer
    x = 14,148.97

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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.