Home / 17,133.12-23,664.96-14,774.40

Finding the Fourth Proportional to 17,133.12, 23,664.96 and 14,774.40

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Solution

The fourth proportional to 17,133.12, 23,664.96 and 14,774.40 is: 20,407.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,133.12 : 23,664.96 = 14,774.40 : x
  2. Step 2: Convert to fraction form
    17,133.12/23,664.96 = 14,774.40/x
  3. Step 3: Cross multiply
    17,133.12x = 23,664.96 × 14,774.40
  4. Step 4: Simplify right side
    17,133.12x = 349,635,585.02
  5. Step 5: Solve for x
    x = 349,635,585.02/17,133.12
  6. Step 6: Final answer
    x = 20,407.00

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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.