Home / 18,446.06-25,455.51-10,062.50

Finding the Fourth Proportional to 18,446.06, 25,455.51 and 10,062.50

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Solution

The fourth proportional to 18,446.06, 25,455.51 and 10,062.50 is: 13,886.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,446.06 : 25,455.51 = 10,062.50 : x
  2. Step 2: Convert to fraction form
    18,446.06/25,455.51 = 10,062.50/x
  3. Step 3: Cross multiply
    18,446.06x = 25,455.51 × 10,062.50
  4. Step 4: Simplify right side
    18,446.06x = 256,146,069.38
  5. Step 5: Solve for x
    x = 256,146,069.38/18,446.06
  6. Step 6: Final answer
    x = 13,886.22

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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.