Home / 19,412.10-26,799.12-13,048.92

Finding the Fourth Proportional to 19,412.10, 26,799.12 and 13,048.92

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Solution

The fourth proportional to 19,412.10, 26,799.12 and 13,048.92 is: 18,014.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,412.10 : 26,799.12 = 13,048.92 : x
  2. Step 2: Convert to fraction form
    19,412.10/26,799.12 = 13,048.92/x
  3. Step 3: Cross multiply
    19,412.10x = 26,799.12 × 13,048.92
  4. Step 4: Simplify right side
    19,412.10x = 349,699,572.95
  5. Step 5: Solve for x
    x = 349,699,572.95/19,412.10
  6. Step 6: Final answer
    x = 18,014.52

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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.