Home / 44,509.60-66,775.20-31,387.60

Finding the Fourth Proportional to 44,509.60, 66,775.20 and 31,387.60

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Solution

The fourth proportional to 44,509.60, 66,775.20 and 31,387.60 is: 47,089.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,509.60 : 66,775.20 = 31,387.60 : x
  2. Step 2: Convert to fraction form
    44,509.60/66,775.20 = 31,387.60/x
  3. Step 3: Cross multiply
    44,509.60x = 66,775.20 × 31,387.60
  4. Step 4: Simplify right side
    44,509.60x = 2,095,913,267.52
  5. Step 5: Solve for x
    x = 2,095,913,267.52/44,509.60
  6. Step 6: Final answer
    x = 47,089.02

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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.