Home / 31,258.81-46,892.33-10,191.45

Finding the Fourth Proportional to 31,258.81, 46,892.33 and 10,191.45

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Solution

The fourth proportional to 31,258.81, 46,892.33 and 10,191.45 is: 15,288.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,258.81 : 46,892.33 = 10,191.45 : x
  2. Step 2: Convert to fraction form
    31,258.81/46,892.33 = 10,191.45/x
  3. Step 3: Cross multiply
    31,258.81x = 46,892.33 × 10,191.45
  4. Step 4: Simplify right side
    31,258.81x = 477,900,785.62
  5. Step 5: Solve for x
    x = 477,900,785.62/31,258.81
  6. Step 6: Final answer
    x = 15,288.52

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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.