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Finding the Fourth Proportional to 23,653.31, 35,483.40 and 7,011.20

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Solution

The fourth proportional to 23,653.31, 35,483.40 and 7,011.20 is: 10,517.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,653.31 : 35,483.40 = 7,011.20 : x
  2. Step 2: Convert to fraction form
    23,653.31/35,483.40 = 7,011.20/x
  3. Step 3: Cross multiply
    23,653.31x = 35,483.40 × 7,011.20
  4. Step 4: Simplify right side
    23,653.31x = 248,781,214.08
  5. Step 5: Solve for x
    x = 248,781,214.08/23,653.31
  6. Step 6: Final answer
    x = 10,517.82

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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.