Home / 42,671.60-63,955.56-30,195.27

Finding the Fourth Proportional to 42,671.60, 63,955.56 and 30,195.27

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Solution

The fourth proportional to 42,671.60, 63,955.56 and 30,195.27 is: 45,256.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,671.60 : 63,955.56 = 30,195.27 : x
  2. Step 2: Convert to fraction form
    42,671.60/63,955.56 = 30,195.27/x
  3. Step 3: Cross multiply
    42,671.60x = 63,955.56 × 30,195.27
  4. Step 4: Simplify right side
    42,671.60x = 1,931,155,402.20
  5. Step 5: Solve for x
    x = 1,931,155,402.20/42,671.60
  6. Step 6: Final answer
    x = 45,256.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.