Home / 19,225.98-26,539.02-11,270.79

Finding the Fourth Proportional to 19,225.98, 26,539.02 and 11,270.79

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Solution

The fourth proportional to 19,225.98, 26,539.02 and 11,270.79 is: 15,557.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,225.98 : 26,539.02 = 11,270.79 : x
  2. Step 2: Convert to fraction form
    19,225.98/26,539.02 = 11,270.79/x
  3. Step 3: Cross multiply
    19,225.98x = 26,539.02 × 11,270.79
  4. Step 4: Simplify right side
    19,225.98x = 299,115,721.23
  5. Step 5: Solve for x
    x = 299,115,721.23/19,225.98
  6. Step 6: Final answer
    x = 15,557.89

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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.