Home / 29,030.51-40,021.61-19,472.10

Finding the Fourth Proportional to 29,030.51, 40,021.61 and 19,472.10

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Solution

The fourth proportional to 29,030.51, 40,021.61 and 19,472.10 is: 26,844.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,030.51 : 40,021.61 = 19,472.10 : x
  2. Step 2: Convert to fraction form
    29,030.51/40,021.61 = 19,472.10/x
  3. Step 3: Cross multiply
    29,030.51x = 40,021.61 × 19,472.10
  4. Step 4: Simplify right side
    29,030.51x = 779,304,694.72
  5. Step 5: Solve for x
    x = 779,304,694.72/29,030.51
  6. Step 6: Final answer
    x = 26,844.34

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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.