Home / 22,899.12-34,347.54-13,416.80

Finding the Fourth Proportional to 22,899.12, 34,347.54 and 13,416.80

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Solution

The fourth proportional to 22,899.12, 34,347.54 and 13,416.80 is: 20,124.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,899.12 : 34,347.54 = 13,416.80 : x
  2. Step 2: Convert to fraction form
    22,899.12/34,347.54 = 13,416.80/x
  3. Step 3: Cross multiply
    22,899.12x = 34,347.54 × 13,416.80
  4. Step 4: Simplify right side
    22,899.12x = 460,834,074.67
  5. Step 5: Solve for x
    x = 460,834,074.67/22,899.12
  6. Step 6: Final answer
    x = 20,124.53

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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.