Home / 28,292.68-39,047.34-16,197.65

Finding the Fourth Proportional to 28,292.68, 39,047.34 and 16,197.65

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Solution

The fourth proportional to 28,292.68, 39,047.34 and 16,197.65 is: 22,354.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,292.68 : 39,047.34 = 16,197.65 : x
  2. Step 2: Convert to fraction form
    28,292.68/39,047.34 = 16,197.65/x
  3. Step 3: Cross multiply
    28,292.68x = 39,047.34 × 16,197.65
  4. Step 4: Simplify right side
    28,292.68x = 632,475,332.77
  5. Step 5: Solve for x
    x = 632,475,332.77/28,292.68
  6. Step 6: Final answer
    x = 22,354.74

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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.