Home / 14,547.11-20,082.65-9,792.08

Finding the Fourth Proportional to 14,547.11, 20,082.65 and 9,792.08

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Solution

The fourth proportional to 14,547.11, 20,082.65 and 9,792.08 is: 13,518.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,547.11 : 20,082.65 = 9,792.08 : x
  2. Step 2: Convert to fraction form
    14,547.11/20,082.65 = 9,792.08/x
  3. Step 3: Cross multiply
    14,547.11x = 20,082.65 × 9,792.08
  4. Step 4: Simplify right side
    14,547.11x = 196,650,766.04
  5. Step 5: Solve for x
    x = 196,650,766.04/14,547.11
  6. Step 6: Final answer
    x = 13,518.21

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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.