Home / 13,941.36-19,237.08-8,566.47

Finding the Fourth Proportional to 13,941.36, 19,237.08 and 8,566.47

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Solution

The fourth proportional to 13,941.36, 19,237.08 and 8,566.47 is: 11,820.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941.36 : 19,237.08 = 8,566.47 : x
  2. Step 2: Convert to fraction form
    13,941.36/19,237.08 = 8,566.47/x
  3. Step 3: Cross multiply
    13,941.36x = 19,237.08 × 8,566.47
  4. Step 4: Simplify right side
    13,941.36x = 164,793,868.71
  5. Step 5: Solve for x
    x = 164,793,868.71/13,941.36
  6. Step 6: Final answer
    x = 11,820.50

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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.