Home / 37,437.60-51,663.12-20,442.36

Finding the Fourth Proportional to 37,437.60, 51,663.12 and 20,442.36

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Solution

The fourth proportional to 37,437.60, 51,663.12 and 20,442.36 is: 28,210.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,437.60 : 51,663.12 = 20,442.36 : x
  2. Step 2: Convert to fraction form
    37,437.60/51,663.12 = 20,442.36/x
  3. Step 3: Cross multiply
    37,437.60x = 51,663.12 × 20,442.36
  4. Step 4: Simplify right side
    37,437.60x = 1,056,116,097.76
  5. Step 5: Solve for x
    x = 1,056,116,097.76/37,437.60
  6. Step 6: Final answer
    x = 28,210.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.