Home / 48,462.30-72,688.59-30,451.14

Finding the Fourth Proportional to 48,462.30, 72,688.59 and 30,451.14

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Solution

The fourth proportional to 48,462.30, 72,688.59 and 30,451.14 is: 45,673.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,462.30 : 72,688.59 = 30,451.14 : x
  2. Step 2: Convert to fraction form
    48,462.30/72,688.59 = 30,451.14/x
  3. Step 3: Cross multiply
    48,462.30x = 72,688.59 × 30,451.14
  4. Step 4: Simplify right side
    48,462.30x = 2,213,450,430.49
  5. Step 5: Solve for x
    x = 2,213,450,430.49/48,462.30
  6. Step 6: Final answer
    x = 45,673.66

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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.