Home / 39,486.29-59,274.99-31,193.91

Finding the Fourth Proportional to 39,486.29, 59,274.99 and 31,193.91

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Solution

The fourth proportional to 39,486.29, 59,274.99 and 31,193.91 is: 46,826.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,486.29 : 59,274.99 = 31,193.91 : x
  2. Step 2: Convert to fraction form
    39,486.29/59,274.99 = 31,193.91/x
  3. Step 3: Cross multiply
    39,486.29x = 59,274.99 × 31,193.91
  4. Step 4: Simplify right side
    39,486.29x = 1,849,018,703.31
  5. Step 5: Solve for x
    x = 1,849,018,703.31/39,486.29
  6. Step 6: Final answer
    x = 46,826.86

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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.