Home / 19,243.66-26,558.43-10,859.50

Finding the Fourth Proportional to 19,243.66, 26,558.43 and 10,859.50

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Solution

The fourth proportional to 19,243.66, 26,558.43 and 10,859.50 is: 14,987.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,243.66 : 26,558.43 = 10,859.50 : x
  2. Step 2: Convert to fraction form
    19,243.66/26,558.43 = 10,859.50/x
  3. Step 3: Cross multiply
    19,243.66x = 26,558.43 × 10,859.50
  4. Step 4: Simplify right side
    19,243.66x = 288,411,270.59
  5. Step 5: Solve for x
    x = 288,411,270.59/19,243.66
  6. Step 6: Final answer
    x = 14,987.34

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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.