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Finding the Fourth Proportional to 16,557.00, 22,848.60 and 9,289.10

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Solution

The fourth proportional to 16,557.00, 22,848.60 and 9,289.10 is: 12,818.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,557.00 : 22,848.60 = 9,289.10 : x
  2. Step 2: Convert to fraction form
    16,557.00/22,848.60 = 9,289.10/x
  3. Step 3: Cross multiply
    16,557.00x = 22,848.60 × 9,289.10
  4. Step 4: Simplify right side
    16,557.00x = 212,242,930.26
  5. Step 5: Solve for x
    x = 212,242,930.26/16,557.00
  6. Step 6: Final answer
    x = 12,818.93

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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.