Home / 19,247.08-28,868.22-5,397.16

Finding the Fourth Proportional to 19,247.08, 28,868.22 and 5,397.16

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Solution

The fourth proportional to 19,247.08, 28,868.22 and 5,397.16 is: 8,095.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,247.08 : 28,868.22 = 5,397.16 : x
  2. Step 2: Convert to fraction form
    19,247.08/28,868.22 = 5,397.16/x
  3. Step 3: Cross multiply
    19,247.08x = 28,868.22 × 5,397.16
  4. Step 4: Simplify right side
    19,247.08x = 155,806,402.26
  5. Step 5: Solve for x
    x = 155,806,402.26/19,247.08
  6. Step 6: Final answer
    x = 8,095.07

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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.