Home / 22,986.43-31,712.08-14,486.29

Finding the Fourth Proportional to 22,986.43, 31,712.08 and 14,486.29

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Solution

The fourth proportional to 22,986.43, 31,712.08 and 14,486.29 is: 19,985.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,986.43 : 31,712.08 = 14,486.29 : x
  2. Step 2: Convert to fraction form
    22,986.43/31,712.08 = 14,486.29/x
  3. Step 3: Cross multiply
    22,986.43x = 31,712.08 × 14,486.29
  4. Step 4: Simplify right side
    22,986.43x = 459,390,271.89
  5. Step 5: Solve for x
    x = 459,390,271.89/22,986.43
  6. Step 6: Final answer
    x = 19,985.28

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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.