Home / 37,031.40-55,547.10-13,674.60

Finding the Fourth Proportional to 37,031.40, 55,547.10 and 13,674.60

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Solution

The fourth proportional to 37,031.40, 55,547.10 and 13,674.60 is: 20,511.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,031.40 : 55,547.10 = 13,674.60 : x
  2. Step 2: Convert to fraction form
    37,031.40/55,547.10 = 13,674.60/x
  3. Step 3: Cross multiply
    37,031.40x = 55,547.10 × 13,674.60
  4. Step 4: Simplify right side
    37,031.40x = 759,584,373.66
  5. Step 5: Solve for x
    x = 759,584,373.66/37,031.40
  6. Step 6: Final answer
    x = 20,511.90

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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.