Home / 19,277.38-26,603.40-12,567.34

Finding the Fourth Proportional to 19,277.38, 26,603.40 and 12,567.34

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Solution

The fourth proportional to 19,277.38, 26,603.40 and 12,567.34 is: 17,343.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,277.38 : 26,603.40 = 12,567.34 : x
  2. Step 2: Convert to fraction form
    19,277.38/26,603.40 = 12,567.34/x
  3. Step 3: Cross multiply
    19,277.38x = 26,603.40 × 12,567.34
  4. Step 4: Simplify right side
    19,277.38x = 334,333,972.96
  5. Step 5: Solve for x
    x = 334,333,972.96/19,277.38
  6. Step 6: Final answer
    x = 17,343.33

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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.