Home / 52,223.40-72,068.34-28,350.06

Finding the Fourth Proportional to 52,223.40, 72,068.34 and 28,350.06

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Solution

The fourth proportional to 52,223.40, 72,068.34 and 28,350.06 is: 39,123.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,223.40 : 72,068.34 = 28,350.06 : x
  2. Step 2: Convert to fraction form
    52,223.40/72,068.34 = 28,350.06/x
  3. Step 3: Cross multiply
    52,223.40x = 72,068.34 × 28,350.06
  4. Step 4: Simplify right side
    52,223.40x = 2,043,141,763.10
  5. Step 5: Solve for x
    x = 2,043,141,763.10/52,223.40
  6. Step 6: Final answer
    x = 39,123.11

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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.