Home / 31,125.61-46,689.36-10,065.07

Finding the Fourth Proportional to 31,125.61, 46,689.36 and 10,065.07

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Solution

The fourth proportional to 31,125.61, 46,689.36 and 10,065.07 is: 15,097.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,125.61 : 46,689.36 = 10,065.07 : x
  2. Step 2: Convert to fraction form
    31,125.61/46,689.36 = 10,065.07/x
  3. Step 3: Cross multiply
    31,125.61x = 46,689.36 × 10,065.07
  4. Step 4: Simplify right side
    31,125.61x = 469,931,676.66
  5. Step 5: Solve for x
    x = 469,931,676.66/31,125.61
  6. Step 6: Final answer
    x = 15,097.91

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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.