Home / 22,547.36-31,101.77-14,890.70

Finding the Fourth Proportional to 22,547.36, 31,101.77 and 14,890.70

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Solution

The fourth proportional to 22,547.36, 31,101.77 and 14,890.70 is: 20,540.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,547.36 : 31,101.77 = 14,890.70 : x
  2. Step 2: Convert to fraction form
    22,547.36/31,101.77 = 14,890.70/x
  3. Step 3: Cross multiply
    22,547.36x = 31,101.77 × 14,890.70
  4. Step 4: Simplify right side
    22,547.36x = 463,127,241.52
  5. Step 5: Solve for x
    x = 463,127,241.52/22,547.36
  6. Step 6: Final answer
    x = 20,540.20

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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.