Home / 29,700.76-40,988.28-16,273.18

Finding the Fourth Proportional to 29,700.76, 40,988.28 and 16,273.18

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Solution

The fourth proportional to 29,700.76, 40,988.28 and 16,273.18 is: 22,457.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,700.76 : 40,988.28 = 16,273.18 : x
  2. Step 2: Convert to fraction form
    29,700.76/40,988.28 = 16,273.18/x
  3. Step 3: Cross multiply
    29,700.76x = 40,988.28 × 16,273.18
  4. Step 4: Simplify right side
    29,700.76x = 667,009,658.33
  5. Step 5: Solve for x
    x = 667,009,658.33/29,700.76
  6. Step 6: Final answer
    x = 22,457.66

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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.