Home / 19,274.46-26,603.20-12,548.38

Finding the Fourth Proportional to 19,274.46, 26,603.20 and 12,548.38

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Solution

The fourth proportional to 19,274.46, 26,603.20 and 12,548.38 is: 17,319.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,274.46 : 26,603.20 = 12,548.38 : x
  2. Step 2: Convert to fraction form
    19,274.46/26,603.20 = 12,548.38/x
  3. Step 3: Cross multiply
    19,274.46x = 26,603.20 × 12,548.38
  4. Step 4: Simplify right side
    19,274.46x = 333,827,062.82
  5. Step 5: Solve for x
    x = 333,827,062.82/19,274.46
  6. Step 6: Final answer
    x = 17,319.66

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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.