Home / 15,928.60-23,899.44-7,039.22

Finding the Fourth Proportional to 15,928.60, 23,899.44 and 7,039.22

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Solution

The fourth proportional to 15,928.60, 23,899.44 and 7,039.22 is: 10,561.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,928.60 : 23,899.44 = 7,039.22 : x
  2. Step 2: Convert to fraction form
    15,928.60/23,899.44 = 7,039.22/x
  3. Step 3: Cross multiply
    15,928.60x = 23,899.44 × 7,039.22
  4. Step 4: Simplify right side
    15,928.60x = 168,233,417.78
  5. Step 5: Solve for x
    x = 168,233,417.78/15,928.60
  6. Step 6: Final answer
    x = 10,561.72

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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.