Home / 19,031.34-26,266.36-13,058.08

Finding the Fourth Proportional to 19,031.34, 26,266.36 and 13,058.08

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Solution

The fourth proportional to 19,031.34, 26,266.36 and 13,058.08 is: 18,022.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,031.34 : 26,266.36 = 13,058.08 : x
  2. Step 2: Convert to fraction form
    19,031.34/26,266.36 = 13,058.08/x
  3. Step 3: Cross multiply
    19,031.34x = 26,266.36 × 13,058.08
  4. Step 4: Simplify right side
    19,031.34x = 342,988,230.19
  5. Step 5: Solve for x
    x = 342,988,230.19/19,031.34
  6. Step 6: Final answer
    x = 18,022.28

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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.