Home / 13,848.22-19,105.08-8,533.78

Finding the Fourth Proportional to 13,848.22, 19,105.08 and 8,533.78

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Solution

The fourth proportional to 13,848.22, 19,105.08 and 8,533.78 is: 11,773.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,848.22 : 19,105.08 = 8,533.78 : x
  2. Step 2: Convert to fraction form
    13,848.22/19,105.08 = 8,533.78/x
  3. Step 3: Cross multiply
    13,848.22x = 19,105.08 × 8,533.78
  4. Step 4: Simplify right side
    13,848.22x = 163,038,549.60
  5. Step 5: Solve for x
    x = 163,038,549.60/13,848.22
  6. Step 6: Final answer
    x = 11,773.25

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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.