Home / 47,220.20-70,935.90-39,444.20

Finding the Fourth Proportional to 47,220.20, 70,935.90 and 39,444.20

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Solution

The fourth proportional to 47,220.20, 70,935.90 and 39,444.20 is: 59,254.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,220.20 : 70,935.90 = 39,444.20 : x
  2. Step 2: Convert to fraction form
    47,220.20/70,935.90 = 39,444.20/x
  3. Step 3: Cross multiply
    47,220.20x = 70,935.90 × 39,444.20
  4. Step 4: Simplify right side
    47,220.20x = 2,798,009,826.78
  5. Step 5: Solve for x
    x = 2,798,009,826.78/47,220.20
  6. Step 6: Final answer
    x = 59,254.51

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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.