Home / 25,477.81-38,175.46-15,587.11

Finding the Fourth Proportional to 25,477.81, 38,175.46 and 15,587.11

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Solution

The fourth proportional to 25,477.81, 38,175.46 and 15,587.11 is: 23,355.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,477.81 : 38,175.46 = 15,587.11 : x
  2. Step 2: Convert to fraction form
    25,477.81/38,175.46 = 15,587.11/x
  3. Step 3: Cross multiply
    25,477.81x = 38,175.46 × 15,587.11
  4. Step 4: Simplify right side
    25,477.81x = 595,045,094.32
  5. Step 5: Solve for x
    x = 595,045,094.32/25,477.81
  6. Step 6: Final answer
    x = 23,355.43

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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.