Home / 29,386.62-40,554.02-16,639.46

Finding the Fourth Proportional to 29,386.62, 40,554.02 and 16,639.46

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Solution

The fourth proportional to 29,386.62, 40,554.02 and 16,639.46 is: 22,962.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,386.62 : 40,554.02 = 16,639.46 : x
  2. Step 2: Convert to fraction form
    29,386.62/40,554.02 = 16,639.46/x
  3. Step 3: Cross multiply
    29,386.62x = 40,554.02 × 16,639.46
  4. Step 4: Simplify right side
    29,386.62x = 674,797,011.82
  5. Step 5: Solve for x
    x = 674,797,011.82/29,386.62
  6. Step 6: Final answer
    x = 22,962.73

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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.