Home / 35,244.28-48,635.67-21,088.72

Finding the Fourth Proportional to 35,244.28, 48,635.67 and 21,088.72

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Solution

The fourth proportional to 35,244.28, 48,635.67 and 21,088.72 is: 29,101.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,244.28 : 48,635.67 = 21,088.72 : x
  2. Step 2: Convert to fraction form
    35,244.28/48,635.67 = 21,088.72/x
  3. Step 3: Cross multiply
    35,244.28x = 48,635.67 × 21,088.72
  4. Step 4: Simplify right side
    35,244.28x = 1,025,664,026.64
  5. Step 5: Solve for x
    x = 1,025,664,026.64/35,244.28
  6. Step 6: Final answer
    x = 29,101.57

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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.