Home / 34,992.13-48,293-21,560.71

Finding the Fourth Proportional to 34,992.13, 48,293 and 21,560.71

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Solution

The fourth proportional to 34,992.13, 48,293 and 21,560.71 is: 29,756.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,992.13 : 48,293 = 21,560.71 : x
  2. Step 2: Convert to fraction form
    34,992.13/48,293 = 21,560.71/x
  3. Step 3: Cross multiply
    34,992.13x = 48,293 × 21,560.71
  4. Step 4: Simplify right side
    34,992.13x = 1,041,231,368.03
  5. Step 5: Solve for x
    x = 1,041,231,368.03/34,992.13
  6. Step 6: Final answer
    x = 29,756.16

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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.