Home / 60,943.34-91,417.02-20,961.92

Finding the Fourth Proportional to 60,943.34, 91,417.02 and 20,961.92

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Solution

The fourth proportional to 60,943.34, 91,417.02 and 20,961.92 is: 31,443.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,943.34 : 91,417.02 = 20,961.92 : x
  2. Step 2: Convert to fraction form
    60,943.34/91,417.02 = 20,961.92/x
  3. Step 3: Cross multiply
    60,943.34x = 91,417.02 × 20,961.92
  4. Step 4: Simplify right side
    60,943.34x = 1,916,276,259.88
  5. Step 5: Solve for x
    x = 1,916,276,259.88/60,943.34
  6. Step 6: Final answer
    x = 31,443.57

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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.