Home / 13,848.96-19,106.14-8,534.55

Finding the Fourth Proportional to 13,848.96, 19,106.14 and 8,534.55

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Solution

The fourth proportional to 13,848.96, 19,106.14 and 8,534.55 is: 11,774.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,848.96 : 19,106.14 = 8,534.55 : x
  2. Step 2: Convert to fraction form
    13,848.96/19,106.14 = 8,534.55/x
  3. Step 3: Cross multiply
    13,848.96x = 19,106.14 × 8,534.55
  4. Step 4: Simplify right side
    13,848.96x = 163,062,307.14
  5. Step 5: Solve for x
    x = 163,062,307.14/13,848.96
  6. Step 6: Final answer
    x = 11,774.34

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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.