Home / 15,528.48-23,290.38-5,667.81

Finding the Fourth Proportional to 15,528.48, 23,290.38 and 5,667.81

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Solution

The fourth proportional to 15,528.48, 23,290.38 and 5,667.81 is: 8,500.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,528.48 : 23,290.38 = 5,667.81 : x
  2. Step 2: Convert to fraction form
    15,528.48/23,290.38 = 5,667.81/x
  3. Step 3: Cross multiply
    15,528.48x = 23,290.38 × 5,667.81
  4. Step 4: Simplify right side
    15,528.48x = 132,005,448.67
  5. Step 5: Solve for x
    x = 132,005,448.67/15,528.48
  6. Step 6: Final answer
    x = 8,500.86

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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.