Home / 29,309.16-40,443.40-16,560.98

Finding the Fourth Proportional to 29,309.16, 40,443.40 and 16,560.98

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Solution

The fourth proportional to 29,309.16, 40,443.40 and 16,560.98 is: 22,852.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,309.16 : 40,443.40 = 16,560.98 : x
  2. Step 2: Convert to fraction form
    29,309.16/40,443.40 = 16,560.98/x
  3. Step 3: Cross multiply
    29,309.16x = 40,443.40 × 16,560.98
  4. Step 4: Simplify right side
    29,309.16x = 669,782,338.53
  5. Step 5: Solve for x
    x = 669,782,338.53/29,309.16
  6. Step 6: Final answer
    x = 22,852.32

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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.