Home / 14,407.18-21,610.78-4,547.46

Finding the Fourth Proportional to 14,407.18, 21,610.78 and 4,547.46

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Solution

The fourth proportional to 14,407.18, 21,610.78 and 4,547.46 is: 6,821.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,407.18 : 21,610.78 = 4,547.46 : x
  2. Step 2: Convert to fraction form
    14,407.18/21,610.78 = 4,547.46/x
  3. Step 3: Cross multiply
    14,407.18x = 21,610.78 × 4,547.46
  4. Step 4: Simplify right side
    14,407.18x = 98,274,157.62
  5. Step 5: Solve for x
    x = 98,274,157.62/14,407.18
  6. Step 6: Final answer
    x = 6,821.19

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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.