Home / 51,816.51-71,503.56-29,152.71

Finding the Fourth Proportional to 51,816.51, 71,503.56 and 29,152.71

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Solution

The fourth proportional to 51,816.51, 71,503.56 and 29,152.71 is: 40,228.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,816.51 : 71,503.56 = 29,152.71 : x
  2. Step 2: Convert to fraction form
    51,816.51/71,503.56 = 29,152.71/x
  3. Step 3: Cross multiply
    51,816.51x = 71,503.56 × 29,152.71
  4. Step 4: Simplify right side
    51,816.51x = 2,084,522,548.65
  5. Step 5: Solve for x
    x = 2,084,522,548.65/51,816.51
  6. Step 6: Final answer
    x = 40,228.93

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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.