Home / 31,354.24-47,031.23-11,359.05

Finding the Fourth Proportional to 31,354.24, 47,031.23 and 11,359.05

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Solution

The fourth proportional to 31,354.24, 47,031.23 and 11,359.05 is: 17,038.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,354.24 : 47,031.23 = 11,359.05 : x
  2. Step 2: Convert to fraction form
    31,354.24/47,031.23 = 11,359.05/x
  3. Step 3: Cross multiply
    31,354.24x = 47,031.23 × 11,359.05
  4. Step 4: Simplify right side
    31,354.24x = 534,230,093.13
  5. Step 5: Solve for x
    x = 534,230,093.13/31,354.24
  6. Step 6: Final answer
    x = 17,038.53

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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.