Home / 31,354.91-47,047.73-14,716.29

Finding the Fourth Proportional to 31,354.91, 47,047.73 and 14,716.29

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Solution

The fourth proportional to 31,354.91, 47,047.73 and 14,716.29 is: 22,081.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,354.91 : 47,047.73 = 14,716.29 : x
  2. Step 2: Convert to fraction form
    31,354.91/47,047.73 = 14,716.29/x
  3. Step 3: Cross multiply
    31,354.91x = 47,047.73 × 14,716.29
  4. Step 4: Simplify right side
    31,354.91x = 692,368,075.31
  5. Step 5: Solve for x
    x = 692,368,075.31/31,354.91
  6. Step 6: Final answer
    x = 22,081.65

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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.