Home / 25,991.29-35,873.53-16,425.08

Finding the Fourth Proportional to 25,991.29, 35,873.53 and 16,425.08

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Solution

The fourth proportional to 25,991.29, 35,873.53 and 16,425.08 is: 22,670.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,991.29 : 35,873.53 = 16,425.08 : x
  2. Step 2: Convert to fraction form
    25,991.29/35,873.53 = 16,425.08/x
  3. Step 3: Cross multiply
    25,991.29x = 35,873.53 × 16,425.08
  4. Step 4: Simplify right side
    25,991.29x = 589,225,808.41
  5. Step 5: Solve for x
    x = 589,225,808.41/25,991.29
  6. Step 6: Final answer
    x = 22,670.13

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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.