Home / 19,220.52-26,526.06-10,836.84

Finding the Fourth Proportional to 19,220.52, 26,526.06 and 10,836.84

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Solution

The fourth proportional to 19,220.52, 26,526.06 and 10,836.84 is: 14,955.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,220.52 : 26,526.06 = 10,836.84 : x
  2. Step 2: Convert to fraction form
    19,220.52/26,526.06 = 10,836.84/x
  3. Step 3: Cross multiply
    19,220.52x = 26,526.06 × 10,836.84
  4. Step 4: Simplify right side
    19,220.52x = 287,458,668.05
  5. Step 5: Solve for x
    x = 287,458,668.05/19,220.52
  6. Step 6: Final answer
    x = 14,955.82

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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.