Home / 19,023.29-26,215.13-13,708.07

Finding the Fourth Proportional to 19,023.29, 26,215.13 and 13,708.07

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Solution

The fourth proportional to 19,023.29, 26,215.13 and 13,708.07 is: 18,890.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,023.29 : 26,215.13 = 13,708.07 : x
  2. Step 2: Convert to fraction form
    19,023.29/26,215.13 = 13,708.07/x
  3. Step 3: Cross multiply
    19,023.29x = 26,215.13 × 13,708.07
  4. Step 4: Simplify right side
    19,023.29x = 359,358,637.48
  5. Step 5: Solve for x
    x = 359,358,637.48/19,023.29
  6. Step 6: Final answer
    x = 18,890.46

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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.