Home / 43,068.50-64,600.01-13,485.68

Finding the Fourth Proportional to 43,068.50, 64,600.01 and 13,485.68

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Solution

The fourth proportional to 43,068.50, 64,600.01 and 13,485.68 is: 20,227.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,068.50 : 64,600.01 = 13,485.68 : x
  2. Step 2: Convert to fraction form
    43,068.50/64,600.01 = 13,485.68/x
  3. Step 3: Cross multiply
    43,068.50x = 64,600.01 × 13,485.68
  4. Step 4: Simplify right side
    43,068.50x = 871,175,062.86
  5. Step 5: Solve for x
    x = 871,175,062.86/43,068.50
  6. Step 6: Final answer
    x = 20,227.66

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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.