Home / 37,628.18-56,442.27-12,666.14

Finding the Fourth Proportional to 37,628.18, 56,442.27 and 12,666.14

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Solution

The fourth proportional to 37,628.18, 56,442.27 and 12,666.14 is: 18,999.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,628.18 : 56,442.27 = 12,666.14 : x
  2. Step 2: Convert to fraction form
    37,628.18/56,442.27 = 12,666.14/x
  3. Step 3: Cross multiply
    37,628.18x = 56,442.27 × 12,666.14
  4. Step 4: Simplify right side
    37,628.18x = 714,905,348.20
  5. Step 5: Solve for x
    x = 714,905,348.20/37,628.18
  6. Step 6: Final answer
    x = 18,999.20

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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.