Home / 25,985.42-35,857.36-14,656.69

Finding the Fourth Proportional to 25,985.42, 35,857.36 and 14,656.69

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Solution

The fourth proportional to 25,985.42, 35,857.36 and 14,656.69 is: 20,224.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,985.42 : 35,857.36 = 14,656.69 : x
  2. Step 2: Convert to fraction form
    25,985.42/35,857.36 = 14,656.69/x
  3. Step 3: Cross multiply
    25,985.42x = 35,857.36 × 14,656.69
  4. Step 4: Simplify right side
    25,985.42x = 525,550,209.74
  5. Step 5: Solve for x
    x = 525,550,209.74/25,985.42
  6. Step 6: Final answer
    x = 20,224.81

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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.