Home / 52,769.90-72,823.32-28,896.17

Finding the Fourth Proportional to 52,769.90, 72,823.32 and 28,896.17

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Solution

The fourth proportional to 52,769.90, 72,823.32 and 28,896.17 is: 39,877.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,769.90 : 72,823.32 = 28,896.17 : x
  2. Step 2: Convert to fraction form
    52,769.90/72,823.32 = 28,896.17/x
  3. Step 3: Cross multiply
    52,769.90x = 72,823.32 × 28,896.17
  4. Step 4: Simplify right side
    52,769.90x = 2,104,314,670.57
  5. Step 5: Solve for x
    x = 2,104,314,670.57/52,769.90
  6. Step 6: Final answer
    x = 39,877.18

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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.