Home / 12,347.16-18,522.78-4,024.76

Finding the Fourth Proportional to 12,347.16, 18,522.78 and 4,024.76

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Solution

The fourth proportional to 12,347.16, 18,522.78 and 4,024.76 is: 6,037.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,347.16 : 18,522.78 = 4,024.76 : x
  2. Step 2: Convert to fraction form
    12,347.16/18,522.78 = 4,024.76/x
  3. Step 3: Cross multiply
    12,347.16x = 18,522.78 × 4,024.76
  4. Step 4: Simplify right side
    12,347.16x = 74,549,744.03
  5. Step 5: Solve for x
    x = 74,549,744.03/12,347.16
  6. Step 6: Final answer
    x = 6,037.80

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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.