Home / 15,289.37-22,937.67-4,758.90

Finding the Fourth Proportional to 15,289.37, 22,937.67 and 4,758.90

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Solution

The fourth proportional to 15,289.37, 22,937.67 and 4,758.90 is: 7,139.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,289.37 : 22,937.67 = 4,758.90 : x
  2. Step 2: Convert to fraction form
    15,289.37/22,937.67 = 4,758.90/x
  3. Step 3: Cross multiply
    15,289.37x = 22,937.67 × 4,758.90
  4. Step 4: Simplify right side
    15,289.37x = 109,158,077.76
  5. Step 5: Solve for x
    x = 109,158,077.76/15,289.37
  6. Step 6: Final answer
    x = 7,139.48

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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.