Home / 25,461.27-38,136.56-15,570.63

Finding the Fourth Proportional to 25,461.27, 38,136.56 and 15,570.63

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Solution

The fourth proportional to 25,461.27, 38,136.56 and 15,570.63 is: 23,322.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,461.27 : 38,136.56 = 15,570.63 : x
  2. Step 2: Convert to fraction form
    25,461.27/38,136.56 = 15,570.63/x
  3. Step 3: Cross multiply
    25,461.27x = 38,136.56 × 15,570.63
  4. Step 4: Simplify right side
    25,461.27x = 593,810,187.38
  5. Step 5: Solve for x
    x = 593,810,187.38/25,461.27
  6. Step 6: Final answer
    x = 23,322.10

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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.