Home / 31,157.40-46,731.66-10,094.70

Finding the Fourth Proportional to 31,157.40, 46,731.66 and 10,094.70

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Solution

The fourth proportional to 31,157.40, 46,731.66 and 10,094.70 is: 15,140.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,157.40 : 46,731.66 = 10,094.70 : x
  2. Step 2: Convert to fraction form
    31,157.40/46,731.66 = 10,094.70/x
  3. Step 3: Cross multiply
    31,157.40x = 46,731.66 × 10,094.70
  4. Step 4: Simplify right side
    31,157.40x = 471,742,088.20
  5. Step 5: Solve for x
    x = 471,742,088.20/31,157.40
  6. Step 6: Final answer
    x = 15,140.61

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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.