Home / 10,023.75-13,818.30-7,030.29

Finding the Fourth Proportional to 10,023.75, 13,818.30 and 7,030.29

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Solution

The fourth proportional to 10,023.75, 13,818.30 and 7,030.29 is: 9,691.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,023.75 : 13,818.30 = 7,030.29 : x
  2. Step 2: Convert to fraction form
    10,023.75/13,818.30 = 7,030.29/x
  3. Step 3: Cross multiply
    10,023.75x = 13,818.30 × 7,030.29
  4. Step 4: Simplify right side
    10,023.75x = 97,146,656.31
  5. Step 5: Solve for x
    x = 97,146,656.31/10,023.75
  6. Step 6: Final answer
    x = 9,691.65

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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.