Home / 46,761.12-70,152.81-13,480.65

Finding the Fourth Proportional to 46,761.12, 70,152.81 and 13,480.65

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Solution

The fourth proportional to 46,761.12, 70,152.81 and 13,480.65 is: 20,224.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,761.12 : 70,152.81 = 13,480.65 : x
  2. Step 2: Convert to fraction form
    46,761.12/70,152.81 = 13,480.65/x
  3. Step 3: Cross multiply
    46,761.12x = 70,152.81 × 13,480.65
  4. Step 4: Simplify right side
    46,761.12x = 945,705,478.13
  5. Step 5: Solve for x
    x = 945,705,478.13/46,761.12
  6. Step 6: Final answer
    x = 20,224.18

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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.