Home / 29,087.39-40,139.55-17,775.81

Finding the Fourth Proportional to 29,087.39, 40,139.55 and 17,775.81

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Solution

The fourth proportional to 29,087.39, 40,139.55 and 17,775.81 is: 24,529.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,087.39 : 40,139.55 = 17,775.81 : x
  2. Step 2: Convert to fraction form
    29,087.39/40,139.55 = 17,775.81/x
  3. Step 3: Cross multiply
    29,087.39x = 40,139.55 × 17,775.81
  4. Step 4: Simplify right side
    29,087.39x = 713,513,014.29
  5. Step 5: Solve for x
    x = 713,513,014.29/29,087.39
  6. Step 6: Final answer
    x = 24,529.98

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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.