Home / 42,319.10-58,400.16-23,198.84

Finding the Fourth Proportional to 42,319.10, 58,400.16 and 23,198.84

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Solution

The fourth proportional to 42,319.10, 58,400.16 and 23,198.84 is: 32,014.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,319.10 : 58,400.16 = 23,198.84 : x
  2. Step 2: Convert to fraction form
    42,319.10/58,400.16 = 23,198.84/x
  3. Step 3: Cross multiply
    42,319.10x = 58,400.16 × 23,198.84
  4. Step 4: Simplify right side
    42,319.10x = 1,354,815,967.81
  5. Step 5: Solve for x
    x = 1,354,815,967.81/42,319.10
  6. Step 6: Final answer
    x = 32,014.29

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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.