Home / 17,088.42-23,567.28-11,117.90

Finding the Fourth Proportional to 17,088.42, 23,567.28 and 11,117.90

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Solution

The fourth proportional to 17,088.42, 23,567.28 and 11,117.90 is: 15,333.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,088.42 : 23,567.28 = 11,117.90 : x
  2. Step 2: Convert to fraction form
    17,088.42/23,567.28 = 11,117.90/x
  3. Step 3: Cross multiply
    17,088.42x = 23,567.28 × 11,117.90
  4. Step 4: Simplify right side
    17,088.42x = 262,018,662.31
  5. Step 5: Solve for x
    x = 262,018,662.31/17,088.42
  6. Step 6: Final answer
    x = 15,333.11

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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.