Home / 71,117.53-106,682.52-18,526.93

Finding the Fourth Proportional to 71,117.53, 106,682.52 and 18,526.93

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Solution

The fourth proportional to 71,117.53, 106,682.52 and 18,526.93 is: 27,792.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,117.53 : 106,682.52 = 18,526.93 : x
  2. Step 2: Convert to fraction form
    71,117.53/106,682.52 = 18,526.93/x
  3. Step 3: Cross multiply
    71,117.53x = 106,682.52 × 18,526.93
  4. Step 4: Simplify right side
    71,117.53x = 1,976,499,580.26
  5. Step 5: Solve for x
    x = 1,976,499,580.26/71,117.53
  6. Step 6: Final answer
    x = 27,792.02

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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.