Home / 51,600.51-71,210.14-31,452.77

Finding the Fourth Proportional to 51,600.51, 71,210.14 and 31,452.77

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Solution

The fourth proportional to 51,600.51, 71,210.14 and 31,452.77 is: 43,405.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,600.51 : 71,210.14 = 31,452.77 : x
  2. Step 2: Convert to fraction form
    51,600.51/71,210.14 = 31,452.77/x
  3. Step 3: Cross multiply
    51,600.51x = 71,210.14 × 31,452.77
  4. Step 4: Simplify right side
    51,600.51x = 2,239,756,254.48
  5. Step 5: Solve for x
    x = 2,239,756,254.48/51,600.51
  6. Step 6: Final answer
    x = 43,405.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.