Home / 48,335.45-72,417.42-20,193.62

Finding the Fourth Proportional to 48,335.45, 72,417.42 and 20,193.62

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Solution

The fourth proportional to 48,335.45, 72,417.42 and 20,193.62 is: 30,254.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,335.45 : 72,417.42 = 20,193.62 : x
  2. Step 2: Convert to fraction form
    48,335.45/72,417.42 = 20,193.62/x
  3. Step 3: Cross multiply
    48,335.45x = 72,417.42 × 20,193.62
  4. Step 4: Simplify right side
    48,335.45x = 1,462,369,498.77
  5. Step 5: Solve for x
    x = 1,462,369,498.77/48,335.45
  6. Step 6: Final answer
    x = 30,254.60

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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.