Home / 29,320.31-40,459.99-16,574.12

Finding the Fourth Proportional to 29,320.31, 40,459.99 and 16,574.12

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Solution

The fourth proportional to 29,320.31, 40,459.99 and 16,574.12 is: 22,871.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,320.31 : 40,459.99 = 16,574.12 : x
  2. Step 2: Convert to fraction form
    29,320.31/40,459.99 = 16,574.12/x
  3. Step 3: Cross multiply
    29,320.31x = 40,459.99 × 16,574.12
  4. Step 4: Simplify right side
    29,320.31x = 670,588,444.29
  5. Step 5: Solve for x
    x = 670,588,444.29/29,320.31
  6. Step 6: Final answer
    x = 22,871.13

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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.