Home / 48,430.40-72,645.60-34,433.60

Finding the Fourth Proportional to 48,430.40, 72,645.60 and 34,433.60

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Solution

The fourth proportional to 48,430.40, 72,645.60 and 34,433.60 is: 51,650.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,430.40 : 72,645.60 = 34,433.60 : x
  2. Step 2: Convert to fraction form
    48,430.40/72,645.60 = 34,433.60/x
  3. Step 3: Cross multiply
    48,430.40x = 72,645.60 × 34,433.60
  4. Step 4: Simplify right side
    48,430.40x = 2,501,449,532.16
  5. Step 5: Solve for x
    x = 2,501,449,532.16/48,430.40
  6. Step 6: Final answer
    x = 51,650.40

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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.