Home / 14,397.36-21,547.28-8,854.22

Finding the Fourth Proportional to 14,397.36, 21,547.28 and 8,854.22

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Solution

The fourth proportional to 14,397.36, 21,547.28 and 8,854.22 is: 13,251.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,397.36 : 21,547.28 = 8,854.22 : x
  2. Step 2: Convert to fraction form
    14,397.36/21,547.28 = 8,854.22/x
  3. Step 3: Cross multiply
    14,397.36x = 21,547.28 × 8,854.22
  4. Step 4: Simplify right side
    14,397.36x = 190,784,313.25
  5. Step 5: Solve for x
    x = 190,784,313.25/14,397.36
  6. Step 6: Final answer
    x = 13,251.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.