Home / 48,015.36-72,024.30-28,308.06

Finding the Fourth Proportional to 48,015.36, 72,024.30 and 28,308.06

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Solution

The fourth proportional to 48,015.36, 72,024.30 and 28,308.06 is: 42,462.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,015.36 : 72,024.30 = 28,308.06 : x
  2. Step 2: Convert to fraction form
    48,015.36/72,024.30 = 28,308.06/x
  3. Step 3: Cross multiply
    48,015.36x = 72,024.30 × 28,308.06
  4. Step 4: Simplify right side
    48,015.36x = 2,038,868,205.86
  5. Step 5: Solve for x
    x = 2,038,868,205.86/48,015.36
  6. Step 6: Final answer
    x = 42,462.83

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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.