Home / 19,036.46-26,270-10,538.40

Finding the Fourth Proportional to 19,036.46, 26,270 and 10,538.40

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Solution

The fourth proportional to 19,036.46, 26,270 and 10,538.40 is: 14,542.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,036.46 : 26,270 = 10,538.40 : x
  2. Step 2: Convert to fraction form
    19,036.46/26,270 = 10,538.40/x
  3. Step 3: Cross multiply
    19,036.46x = 26,270 × 10,538.40
  4. Step 4: Simplify right side
    19,036.46x = 276,843,768
  5. Step 5: Solve for x
    x = 276,843,768/19,036.46
  6. Step 6: Final answer
    x = 14,542.82

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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.