Home / 52,528.31-72,489.28-28,655.48

Finding the Fourth Proportional to 52,528.31, 72,489.28 and 28,655.48

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Solution

The fourth proportional to 52,528.31, 72,489.28 and 28,655.48 is: 39,544.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,528.31 : 72,489.28 = 28,655.48 : x
  2. Step 2: Convert to fraction form
    52,528.31/72,489.28 = 28,655.48/x
  3. Step 3: Cross multiply
    52,528.31x = 72,489.28 × 28,655.48
  4. Step 4: Simplify right side
    52,528.31x = 2,077,214,969.98
  5. Step 5: Solve for x
    x = 2,077,214,969.98/52,528.31
  6. Step 6: Final answer
    x = 39,544.68

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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.