Home / 51,152.36-70,593.80-31,010.09

Finding the Fourth Proportional to 51,152.36, 70,593.80 and 31,010.09

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Solution

The fourth proportional to 51,152.36, 70,593.80 and 31,010.09 is: 42,796.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,152.36 : 70,593.80 = 31,010.09 : x
  2. Step 2: Convert to fraction form
    51,152.36/70,593.80 = 31,010.09/x
  3. Step 3: Cross multiply
    51,152.36x = 70,593.80 × 31,010.09
  4. Step 4: Simplify right side
    51,152.36x = 2,189,119,699.71
  5. Step 5: Solve for x
    x = 2,189,119,699.71/51,152.36
  6. Step 6: Final answer
    x = 42,796.07

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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.