Home / 39,152.80-58,729.24-18,376.32

Finding the Fourth Proportional to 39,152.80, 58,729.24 and 18,376.32

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Solution

The fourth proportional to 39,152.80, 58,729.24 and 18,376.32 is: 27,564.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,152.80 : 58,729.24 = 18,376.32 : x
  2. Step 2: Convert to fraction form
    39,152.80/58,729.24 = 18,376.32/x
  3. Step 3: Cross multiply
    39,152.80x = 58,729.24 × 18,376.32
  4. Step 4: Simplify right side
    39,152.80x = 1,079,227,307.60
  5. Step 5: Solve for x
    x = 1,079,227,307.60/39,152.80
  6. Step 6: Final answer
    x = 27,564.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.