Home / 17,420.02-26,125.36-7,556.99

Finding the Fourth Proportional to 17,420.02, 26,125.36 and 7,556.99

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Solution

The fourth proportional to 17,420.02, 26,125.36 and 7,556.99 is: 11,333.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,420.02 : 26,125.36 = 7,556.99 : x
  2. Step 2: Convert to fraction form
    17,420.02/26,125.36 = 7,556.99/x
  3. Step 3: Cross multiply
    17,420.02x = 26,125.36 × 7,556.99
  4. Step 4: Simplify right side
    17,420.02x = 197,428,934.75
  5. Step 5: Solve for x
    x = 197,428,934.75/17,420.02
  6. Step 6: Final answer
    x = 11,333.45

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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.