Home / 14,775.15-20,397.23-11,410.41

Finding the Fourth Proportional to 14,775.15, 20,397.23 and 11,410.41

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Solution

The fourth proportional to 14,775.15, 20,397.23 and 11,410.41 is: 15,752.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,775.15 : 20,397.23 = 11,410.41 : x
  2. Step 2: Convert to fraction form
    14,775.15/20,397.23 = 11,410.41/x
  3. Step 3: Cross multiply
    14,775.15x = 20,397.23 × 11,410.41
  4. Step 4: Simplify right side
    14,775.15x = 232,740,598.13
  5. Step 5: Solve for x
    x = 232,740,598.13/14,775.15
  6. Step 6: Final answer
    x = 15,752.17

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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.