Home / 18,862.59-26,027.60-10,479.09

Finding the Fourth Proportional to 18,862.59, 26,027.60 and 10,479.09

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Solution

The fourth proportional to 18,862.59, 26,027.60 and 10,479.09 is: 14,459.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,862.59 : 26,027.60 = 10,479.09 : x
  2. Step 2: Convert to fraction form
    18,862.59/26,027.60 = 10,479.09/x
  3. Step 3: Cross multiply
    18,862.59x = 26,027.60 × 10,479.09
  4. Step 4: Simplify right side
    18,862.59x = 272,745,510.49
  5. Step 5: Solve for x
    x = 272,745,510.49/18,862.59
  6. Step 6: Final answer
    x = 14,459.60

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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.