Home / 25,416.11-35,074.32-14,085.80

Finding the Fourth Proportional to 25,416.11, 35,074.32 and 14,085.80

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Solution

The fourth proportional to 25,416.11, 35,074.32 and 14,085.80 is: 19,438.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,416.11 : 35,074.32 = 14,085.80 : x
  2. Step 2: Convert to fraction form
    25,416.11/35,074.32 = 14,085.80/x
  3. Step 3: Cross multiply
    25,416.11x = 35,074.32 × 14,085.80
  4. Step 4: Simplify right side
    25,416.11x = 494,049,681.28
  5. Step 5: Solve for x
    x = 494,049,681.28/25,416.11
  6. Step 6: Final answer
    x = 19,438.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.