Home / 52,258.79-72,117.66-28,385.93

Finding the Fourth Proportional to 52,258.79, 72,117.66 and 28,385.93

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Solution

The fourth proportional to 52,258.79, 72,117.66 and 28,385.93 is: 39,172.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,258.79 : 72,117.66 = 28,385.93 : x
  2. Step 2: Convert to fraction form
    52,258.79/72,117.66 = 28,385.93/x
  3. Step 3: Cross multiply
    52,258.79x = 72,117.66 × 28,385.93
  4. Step 4: Simplify right side
    52,258.79x = 2,047,126,487.94
  5. Step 5: Solve for x
    x = 2,047,126,487.94/52,258.79
  6. Step 6: Final answer
    x = 39,172.87

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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.