Home / 46,764.12-70,129.76-13,475.28

Finding the Fourth Proportional to 46,764.12, 70,129.76 and 13,475.28

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Solution

The fourth proportional to 46,764.12, 70,129.76 and 13,475.28 is: 20,208.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,764.12 : 70,129.76 = 13,475.28 : x
  2. Step 2: Convert to fraction form
    46,764.12/70,129.76 = 13,475.28/x
  3. Step 3: Cross multiply
    46,764.12x = 70,129.76 × 13,475.28
  4. Step 4: Simplify right side
    46,764.12x = 945,018,152.33
  5. Step 5: Solve for x
    x = 945,018,152.33/46,764.12
  6. Step 6: Final answer
    x = 20,208.19

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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.