Home / 13,302.30-19,953.45-4,535.10

Finding the Fourth Proportional to 13,302.30, 19,953.45 and 4,535.10

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Solution

The fourth proportional to 13,302.30, 19,953.45 and 4,535.10 is: 6,802.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302.30 : 19,953.45 = 4,535.10 : x
  2. Step 2: Convert to fraction form
    13,302.30/19,953.45 = 4,535.10/x
  3. Step 3: Cross multiply
    13,302.30x = 19,953.45 × 4,535.10
  4. Step 4: Simplify right side
    13,302.30x = 90,490,891.10
  5. Step 5: Solve for x
    x = 90,490,891.10/13,302.30
  6. Step 6: Final answer
    x = 6,802.65

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Similar ratio
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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.