Home / 15,355.42-22,913.36-13,700.59

Finding the Fourth Proportional to 15,355.42, 22,913.36 and 13,700.59

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Solution

The fourth proportional to 15,355.42, 22,913.36 and 13,700.59 is: 20,444.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,355.42 : 22,913.36 = 13,700.59 : x
  2. Step 2: Convert to fraction form
    15,355.42/22,913.36 = 13,700.59/x
  3. Step 3: Cross multiply
    15,355.42x = 22,913.36 × 13,700.59
  4. Step 4: Simplify right side
    15,355.42x = 313,926,550.88
  5. Step 5: Solve for x
    x = 313,926,550.88/15,355.42
  6. Step 6: Final answer
    x = 20,444.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.