Home / 43,498.02-65,246.08-13,915.76

Finding the Fourth Proportional to 43,498.02, 65,246.08 and 13,915.76

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Solution

The fourth proportional to 43,498.02, 65,246.08 and 13,915.76 is: 20,873.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,498.02 : 65,246.08 = 13,915.76 : x
  2. Step 2: Convert to fraction form
    43,498.02/65,246.08 = 13,915.76/x
  3. Step 3: Cross multiply
    43,498.02x = 65,246.08 × 13,915.76
  4. Step 4: Simplify right side
    43,498.02x = 907,948,429.20
  5. Step 5: Solve for x
    x = 907,948,429.20/43,498.02
  6. Step 6: Final answer
    x = 20,873.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.