Home / 44,423.10-66,646.18-13,258.35

Finding the Fourth Proportional to 44,423.10, 66,646.18 and 13,258.35

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Solution

The fourth proportional to 44,423.10, 66,646.18 and 13,258.35 is: 19,890.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,423.10 : 66,646.18 = 13,258.35 : x
  2. Step 2: Convert to fraction form
    44,423.10/66,646.18 = 13,258.35/x
  3. Step 3: Cross multiply
    44,423.10x = 66,646.18 × 13,258.35
  4. Step 4: Simplify right side
    44,423.10x = 883,618,380.60
  5. Step 5: Solve for x
    x = 883,618,380.60/44,423.10
  6. Step 6: Final answer
    x = 19,890.97

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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.