Home / 19,008.78-26,204.67-13,030.98

Finding the Fourth Proportional to 19,008.78, 26,204.67 and 13,030.98

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Solution

The fourth proportional to 19,008.78, 26,204.67 and 13,030.98 is: 17,963.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,008.78 : 26,204.67 = 13,030.98 : x
  2. Step 2: Convert to fraction form
    19,008.78/26,204.67 = 13,030.98/x
  3. Step 3: Cross multiply
    19,008.78x = 26,204.67 × 13,030.98
  4. Step 4: Simplify right side
    19,008.78x = 341,472,530.68
  5. Step 5: Solve for x
    x = 341,472,530.68/19,008.78
  6. Step 6: Final answer
    x = 17,963.94

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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.