Home / 31,319.40-46,926.30-15,503.34

Finding the Fourth Proportional to 31,319.40, 46,926.30 and 15,503.34

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Solution

The fourth proportional to 31,319.40, 46,926.30 and 15,503.34 is: 23,228.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,319.40 : 46,926.30 = 15,503.34 : x
  2. Step 2: Convert to fraction form
    31,319.40/46,926.30 = 15,503.34/x
  3. Step 3: Cross multiply
    31,319.40x = 46,926.30 × 15,503.34
  4. Step 4: Simplify right side
    31,319.40x = 727,514,383.84
  5. Step 5: Solve for x
    x = 727,514,383.84/31,319.40
  6. Step 6: Final answer
    x = 23,228.87

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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.