Home / 33,397.28-46,061.64-21,461.84

Finding the Fourth Proportional to 33,397.28, 46,061.64 and 21,461.84

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Solution

The fourth proportional to 33,397.28, 46,061.64 and 21,461.84 is: 29,600.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,397.28 : 46,061.64 = 21,461.84 : x
  2. Step 2: Convert to fraction form
    33,397.28/46,061.64 = 21,461.84/x
  3. Step 3: Cross multiply
    33,397.28x = 46,061.64 × 21,461.84
  4. Step 4: Simplify right side
    33,397.28x = 988,567,547.82
  5. Step 5: Solve for x
    x = 988,567,547.82/33,397.28
  6. Step 6: Final answer
    x = 29,600.24

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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.