Home / 52,580.95-72,564.66-28,709.84

Finding the Fourth Proportional to 52,580.95, 72,564.66 and 28,709.84

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Solution

The fourth proportional to 52,580.95, 72,564.66 and 28,709.84 is: 39,621.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,580.95 : 72,564.66 = 28,709.84 : x
  2. Step 2: Convert to fraction form
    52,580.95/72,564.66 = 28,709.84/x
  3. Step 3: Cross multiply
    52,580.95x = 72,564.66 × 28,709.84
  4. Step 4: Simplify right side
    52,580.95x = 2,083,319,959.67
  5. Step 5: Solve for x
    x = 2,083,319,959.67/52,580.95
  6. Step 6: Final answer
    x = 39,621.19

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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.