Home / 39,454.64-59,146.76-14,488.96

Finding the Fourth Proportional to 39,454.64, 59,146.76 and 14,488.96

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Solution

The fourth proportional to 39,454.64, 59,146.76 and 14,488.96 is: 21,720.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,454.64 : 59,146.76 = 14,488.96 : x
  2. Step 2: Convert to fraction form
    39,454.64/59,146.76 = 14,488.96/x
  3. Step 3: Cross multiply
    39,454.64x = 59,146.76 × 14,488.96
  4. Step 4: Simplify right side
    39,454.64x = 856,975,039.77
  5. Step 5: Solve for x
    x = 856,975,039.77/39,454.64
  6. Step 6: Final answer
    x = 21,720.51

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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.