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Finding the Fourth Proportional to 37,009.98, 55,518.50 and 10,355.99

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Solution

The fourth proportional to 37,009.98, 55,518.50 and 10,355.99 is: 15,534.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,009.98 : 55,518.50 = 10,355.99 : x
  2. Step 2: Convert to fraction form
    37,009.98/55,518.50 = 10,355.99/x
  3. Step 3: Cross multiply
    37,009.98x = 55,518.50 × 10,355.99
  4. Step 4: Simplify right side
    37,009.98x = 574,948,779.11
  5. Step 5: Solve for x
    x = 574,948,779.11/37,009.98
  6. Step 6: Final answer
    x = 15,534.97

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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.