Home / 52,182.64-72,011.64-28,309.24

Finding the Fourth Proportional to 52,182.64, 72,011.64 and 28,309.24

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Solution

The fourth proportional to 52,182.64, 72,011.64 and 28,309.24 is: 39,066.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,182.64 : 72,011.64 = 28,309.24 : x
  2. Step 2: Convert to fraction form
    52,182.64/72,011.64 = 28,309.24/x
  3. Step 3: Cross multiply
    52,182.64x = 72,011.64 × 28,309.24
  4. Step 4: Simplify right side
    52,182.64x = 2,038,594,799.55
  5. Step 5: Solve for x
    x = 2,038,594,799.55/52,182.64
  6. Step 6: Final answer
    x = 39,066.53

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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.