Home / 42,015.45-57,984.14-23,152.58

Finding the Fourth Proportional to 42,015.45, 57,984.14 and 23,152.58

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Solution

The fourth proportional to 42,015.45, 57,984.14 and 23,152.58 is: 31,952.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,015.45 : 57,984.14 = 23,152.58 : x
  2. Step 2: Convert to fraction form
    42,015.45/57,984.14 = 23,152.58/x
  3. Step 3: Cross multiply
    42,015.45x = 57,984.14 × 23,152.58
  4. Step 4: Simplify right side
    42,015.45x = 1,342,482,440.08
  5. Step 5: Solve for x
    x = 1,342,482,440.08/42,015.45
  6. Step 6: Final answer
    x = 31,952.11

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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.