Home / 46,621.86-69,935.13-13,346.70

Finding the Fourth Proportional to 46,621.86, 69,935.13 and 13,346.70

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Solution

The fourth proportional to 46,621.86, 69,935.13 and 13,346.70 is: 20,020.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,621.86 : 69,935.13 = 13,346.70 : x
  2. Step 2: Convert to fraction form
    46,621.86/69,935.13 = 13,346.70/x
  3. Step 3: Cross multiply
    46,621.86x = 69,935.13 × 13,346.70
  4. Step 4: Simplify right side
    46,621.86x = 933,403,199.57
  5. Step 5: Solve for x
    x = 933,403,199.57/46,621.86
  6. Step 6: Final answer
    x = 20,020.72

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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.