Home / 29,417.80-40,596.89-15,989.06

Finding the Fourth Proportional to 29,417.80, 40,596.89 and 15,989.06

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Solution

The fourth proportional to 29,417.80, 40,596.89 and 15,989.06 is: 22,065.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,417.80 : 40,596.89 = 15,989.06 : x
  2. Step 2: Convert to fraction form
    29,417.80/40,596.89 = 15,989.06/x
  3. Step 3: Cross multiply
    29,417.80x = 40,596.89 × 15,989.06
  4. Step 4: Simplify right side
    29,417.80x = 649,106,110.02
  5. Step 5: Solve for x
    x = 649,106,110.02/29,417.80
  6. Step 6: Final answer
    x = 22,065.08

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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.