Home / 31,501.54-47,226.79-11,777.23

Finding the Fourth Proportional to 31,501.54, 47,226.79 and 11,777.23

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Solution

The fourth proportional to 31,501.54, 47,226.79 and 11,777.23 is: 17,656.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,501.54 : 47,226.79 = 11,777.23 : x
  2. Step 2: Convert to fraction form
    31,501.54/47,226.79 = 11,777.23/x
  3. Step 3: Cross multiply
    31,501.54x = 47,226.79 × 11,777.23
  4. Step 4: Simplify right side
    31,501.54x = 556,200,767.99
  5. Step 5: Solve for x
    x = 556,200,767.99/31,501.54
  6. Step 6: Final answer
    x = 17,656.30

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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.