Home / 25,990.21-35,864.42-14,656.08

Finding the Fourth Proportional to 25,990.21, 35,864.42 and 14,656.08

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Solution

The fourth proportional to 25,990.21, 35,864.42 and 14,656.08 is: 20,224.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,990.21 : 35,864.42 = 14,656.08 : x
  2. Step 2: Convert to fraction form
    25,990.21/35,864.42 = 14,656.08/x
  3. Step 3: Cross multiply
    25,990.21x = 35,864.42 × 14,656.08
  4. Step 4: Simplify right side
    25,990.21x = 525,631,808.67
  5. Step 5: Solve for x
    x = 525,631,808.67/25,990.21
  6. Step 6: Final answer
    x = 20,224.22

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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.