Home / 35,074.86-52,619.16-12,888.42

Finding the Fourth Proportional to 35,074.86, 52,619.16 and 12,888.42

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Solution

The fourth proportional to 35,074.86, 52,619.16 and 12,888.42 is: 19,335.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,074.86 : 52,619.16 = 12,888.42 : x
  2. Step 2: Convert to fraction form
    35,074.86/52,619.16 = 12,888.42/x
  3. Step 3: Cross multiply
    35,074.86x = 52,619.16 × 12,888.42
  4. Step 4: Simplify right side
    35,074.86x = 678,177,834.13
  5. Step 5: Solve for x
    x = 678,177,834.13/35,074.86
  6. Step 6: Final answer
    x = 19,335.15

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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.