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Finding the Fourth Proportional to 37,335.40, 56,009.20 and 11,042.80

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Solution

The fourth proportional to 37,335.40, 56,009.20 and 11,042.80 is: 16,566.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,335.40 : 56,009.20 = 11,042.80 : x
  2. Step 2: Convert to fraction form
    37,335.40/56,009.20 = 11,042.80/x
  3. Step 3: Cross multiply
    37,335.40x = 56,009.20 × 11,042.80
  4. Step 4: Simplify right side
    37,335.40x = 618,498,393.76
  5. Step 5: Solve for x
    x = 618,498,393.76/37,335.40
  6. Step 6: Final answer
    x = 16,566.00

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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.