Home / 52,465.96-72,400.91-28,592.12

Finding the Fourth Proportional to 52,465.96, 72,400.91 and 28,592.12

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Solution

The fourth proportional to 52,465.96, 72,400.91 and 28,592.12 is: 39,455.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,465.96 : 72,400.91 = 28,592.12 : x
  2. Step 2: Convert to fraction form
    52,465.96/72,400.91 = 28,592.12/x
  3. Step 3: Cross multiply
    52,465.96x = 72,400.91 × 28,592.12
  4. Step 4: Simplify right side
    52,465.96x = 2,070,095,409.12
  5. Step 5: Solve for x
    x = 2,070,095,409.12/52,465.96
  6. Step 6: Final answer
    x = 39,455.97

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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.