Home / 19,354.55-26,707.93-11,395.08

Finding the Fourth Proportional to 19,354.55, 26,707.93 and 11,395.08

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Solution

The fourth proportional to 19,354.55, 26,707.93 and 11,395.08 is: 15,724.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,354.55 : 26,707.93 = 11,395.08 : x
  2. Step 2: Convert to fraction form
    19,354.55/26,707.93 = 11,395.08/x
  3. Step 3: Cross multiply
    19,354.55x = 26,707.93 × 11,395.08
  4. Step 4: Simplify right side
    19,354.55x = 304,338,970.50
  5. Step 5: Solve for x
    x = 304,338,970.50/19,354.55
  6. Step 6: Final answer
    x = 15,724.42

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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.