Home / 51,706.08-71,362.10-31,574.63

Finding the Fourth Proportional to 51,706.08, 71,362.10 and 31,574.63

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Solution

The fourth proportional to 51,706.08, 71,362.10 and 31,574.63 is: 43,577.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,706.08 : 71,362.10 = 31,574.63 : x
  2. Step 2: Convert to fraction form
    51,706.08/71,362.10 = 31,574.63/x
  3. Step 3: Cross multiply
    51,706.08x = 71,362.10 × 31,574.63
  4. Step 4: Simplify right side
    51,706.08x = 2,253,231,903.52
  5. Step 5: Solve for x
    x = 2,253,231,903.52/51,706.08
  6. Step 6: Final answer
    x = 43,577.70

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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.