Home / 37,511.20-56,266.80-31,606.30

Finding the Fourth Proportional to 37,511.20, 56,266.80 and 31,606.30

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Solution

The fourth proportional to 37,511.20, 56,266.80 and 31,606.30 is: 47,409.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,511.20 : 56,266.80 = 31,606.30 : x
  2. Step 2: Convert to fraction form
    37,511.20/56,266.80 = 31,606.30/x
  3. Step 3: Cross multiply
    37,511.20x = 56,266.80 × 31,606.30
  4. Step 4: Simplify right side
    37,511.20x = 1,778,385,360.84
  5. Step 5: Solve for x
    x = 1,778,385,360.84/37,511.20
  6. Step 6: Final answer
    x = 47,409.45

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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.