Home / 33,041.28-45,567.84-21,707.52

Finding the Fourth Proportional to 33,041.28, 45,567.84 and 21,707.52

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Solution

The fourth proportional to 33,041.28, 45,567.84 and 21,707.52 is: 29,937.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,041.28 : 45,567.84 = 21,707.52 : x
  2. Step 2: Convert to fraction form
    33,041.28/45,567.84 = 21,707.52/x
  3. Step 3: Cross multiply
    33,041.28x = 45,567.84 × 21,707.52
  4. Step 4: Simplify right side
    33,041.28x = 989,164,798.16
  5. Step 5: Solve for x
    x = 989,164,798.16/33,041.28
  6. Step 6: Final answer
    x = 29,937.24

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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.