Home / 23,254.16-32,089.56-12,643.40

Finding the Fourth Proportional to 23,254.16, 32,089.56 and 12,643.40

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Solution

The fourth proportional to 23,254.16, 32,089.56 and 12,643.40 is: 17,447.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,254.16 : 32,089.56 = 12,643.40 : x
  2. Step 2: Convert to fraction form
    23,254.16/32,089.56 = 12,643.40/x
  3. Step 3: Cross multiply
    23,254.16x = 32,089.56 × 12,643.40
  4. Step 4: Simplify right side
    23,254.16x = 405,721,142.90
  5. Step 5: Solve for x
    x = 405,721,142.90/23,254.16
  6. Step 6: Final answer
    x = 17,447.25

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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.