Home / 19,082.16-28,594.18-9,708.12

Finding the Fourth Proportional to 19,082.16, 28,594.18 and 9,708.12

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Solution

The fourth proportional to 19,082.16, 28,594.18 and 9,708.12 is: 14,547.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,082.16 : 28,594.18 = 9,708.12 : x
  2. Step 2: Convert to fraction form
    19,082.16/28,594.18 = 9,708.12/x
  3. Step 3: Cross multiply
    19,082.16x = 28,594.18 × 9,708.12
  4. Step 4: Simplify right side
    19,082.16x = 277,595,730.74
  5. Step 5: Solve for x
    x = 277,595,730.74/19,082.16
  6. Step 6: Final answer
    x = 14,547.40

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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.