Home / 25,223.45-34,808.60-13,893.20

Finding the Fourth Proportional to 25,223.45, 34,808.60 and 13,893.20

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Solution

The fourth proportional to 25,223.45, 34,808.60 and 13,893.20 is: 19,172.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,223.45 : 34,808.60 = 13,893.20 : x
  2. Step 2: Convert to fraction form
    25,223.45/34,808.60 = 13,893.20/x
  3. Step 3: Cross multiply
    25,223.45x = 34,808.60 × 13,893.20
  4. Step 4: Simplify right side
    25,223.45x = 483,602,598.01
  5. Step 5: Solve for x
    x = 483,602,598.01/25,223.45
  6. Step 6: Final answer
    x = 19,172.74

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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.