Home / 29,015.04-40,041.60-16,439.36

Finding the Fourth Proportional to 29,015.04, 40,041.60 and 16,439.36

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Solution

The fourth proportional to 29,015.04, 40,041.60 and 16,439.36 is: 22,686.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,015.04 : 40,041.60 = 16,439.36 : x
  2. Step 2: Convert to fraction form
    29,015.04/40,041.60 = 16,439.36/x
  3. Step 3: Cross multiply
    29,015.04x = 40,041.60 × 16,439.36
  4. Step 4: Simplify right side
    29,015.04x = 658,258,277.38
  5. Step 5: Solve for x
    x = 658,258,277.38/29,015.04
  6. Step 6: Final answer
    x = 22,686.80

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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.