Home / 19,030.90-26,271.36-13,584.13

Finding the Fourth Proportional to 19,030.90, 26,271.36 and 13,584.13

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Solution

The fourth proportional to 19,030.90, 26,271.36 and 13,584.13 is: 18,752.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,030.90 : 26,271.36 = 13,584.13 : x
  2. Step 2: Convert to fraction form
    19,030.90/26,271.36 = 13,584.13/x
  3. Step 3: Cross multiply
    19,030.90x = 26,271.36 × 13,584.13
  4. Step 4: Simplify right side
    19,030.90x = 356,873,615.93
  5. Step 5: Solve for x
    x = 356,873,615.93/19,030.90
  6. Step 6: Final answer
    x = 18,752.33

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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.