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Finding the Fourth Proportional to 32,693.40, 49,040.10 and 9,000.90

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Solution

The fourth proportional to 32,693.40, 49,040.10 and 9,000.90 is: 13,501.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,693.40 : 49,040.10 = 9,000.90 : x
  2. Step 2: Convert to fraction form
    32,693.40/49,040.10 = 9,000.90/x
  3. Step 3: Cross multiply
    32,693.40x = 49,040.10 × 9,000.90
  4. Step 4: Simplify right side
    32,693.40x = 441,405,036.09
  5. Step 5: Solve for x
    x = 441,405,036.09/32,693.40
  6. Step 6: Final answer
    x = 13,501.35

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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.