Home / 46,881.57-70,329.14-13,601.78

Finding the Fourth Proportional to 46,881.57, 70,329.14 and 13,601.78

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Solution

The fourth proportional to 46,881.57, 70,329.14 and 13,601.78 is: 20,404.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,881.57 : 70,329.14 = 13,601.78 : x
  2. Step 2: Convert to fraction form
    46,881.57/70,329.14 = 13,601.78/x
  3. Step 3: Cross multiply
    46,881.57x = 70,329.14 × 13,601.78
  4. Step 4: Simplify right side
    46,881.57x = 956,601,489.87
  5. Step 5: Solve for x
    x = 956,601,489.87/46,881.57
  6. Step 6: Final answer
    x = 20,404.64

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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.