Home / 42,153.32-58,170.88-23,032.68

Finding the Fourth Proportional to 42,153.32, 58,170.88 and 23,032.68

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Solution

The fourth proportional to 42,153.32, 58,170.88 and 23,032.68 is: 31,784.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,153.32 : 58,170.88 = 23,032.68 : x
  2. Step 2: Convert to fraction form
    42,153.32/58,170.88 = 23,032.68/x
  3. Step 3: Cross multiply
    42,153.32x = 58,170.88 × 23,032.68
  4. Step 4: Simplify right side
    42,153.32x = 1,339,831,264.36
  5. Step 5: Solve for x
    x = 1,339,831,264.36/42,153.32
  6. Step 6: Final answer
    x = 31,784.72

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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.