Home / 31,088.72-46,592.76-12,610.64

Finding the Fourth Proportional to 31,088.72, 46,592.76 and 12,610.64

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Solution

The fourth proportional to 31,088.72, 46,592.76 and 12,610.64 is: 18,899.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,088.72 : 46,592.76 = 12,610.64 : x
  2. Step 2: Convert to fraction form
    31,088.72/46,592.76 = 12,610.64/x
  3. Step 3: Cross multiply
    31,088.72x = 46,592.76 × 12,610.64
  4. Step 4: Simplify right side
    31,088.72x = 587,564,522.97
  5. Step 5: Solve for x
    x = 587,564,522.97/31,088.72
  6. Step 6: Final answer
    x = 18,899.60

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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.