Home / 12,951.48-19,410.95-5,547.27

Finding the Fourth Proportional to 12,951.48, 19,410.95 and 5,547.27

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Solution

The fourth proportional to 12,951.48, 19,410.95 and 5,547.27 is: 8,313.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,951.48 : 19,410.95 = 5,547.27 : x
  2. Step 2: Convert to fraction form
    12,951.48/19,410.95 = 5,547.27/x
  3. Step 3: Cross multiply
    12,951.48x = 19,410.95 × 5,547.27
  4. Step 4: Simplify right side
    12,951.48x = 107,677,794.47
  5. Step 5: Solve for x
    x = 107,677,794.47/12,951.48
  6. Step 6: Final answer
    x = 8,313.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.