Home / 46,685.12-70,030.85-13,404.42

Finding the Fourth Proportional to 46,685.12, 70,030.85 and 13,404.42

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Solution

The fourth proportional to 46,685.12, 70,030.85 and 13,404.42 is: 20,107.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,685.12 : 70,030.85 = 13,404.42 : x
  2. Step 2: Convert to fraction form
    46,685.12/70,030.85 = 13,404.42/x
  3. Step 3: Cross multiply
    46,685.12x = 70,030.85 × 13,404.42
  4. Step 4: Simplify right side
    46,685.12x = 938,722,859.33
  5. Step 5: Solve for x
    x = 938,722,859.33/46,685.12
  6. Step 6: Final answer
    x = 20,107.54

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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.