Home / 42,477.20-63,586.20-37,811.60

Finding the Fourth Proportional to 42,477.20, 63,586.20 and 37,811.60

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Solution

The fourth proportional to 42,477.20, 63,586.20 and 37,811.60 is: 56,602.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,477.20 : 63,586.20 = 37,811.60 : x
  2. Step 2: Convert to fraction form
    42,477.20/63,586.20 = 37,811.60/x
  3. Step 3: Cross multiply
    42,477.20x = 63,586.20 × 37,811.60
  4. Step 4: Simplify right side
    42,477.20x = 2,404,295,959.92
  5. Step 5: Solve for x
    x = 2,404,295,959.92/42,477.20
  6. Step 6: Final answer
    x = 56,602.03

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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.