Home / 13,032.63-19,547.98-4,147.61

Finding the Fourth Proportional to 13,032.63, 19,547.98 and 4,147.61

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Solution

The fourth proportional to 13,032.63, 19,547.98 and 4,147.61 is: 6,221.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,032.63 : 19,547.98 = 4,147.61 : x
  2. Step 2: Convert to fraction form
    13,032.63/19,547.98 = 4,147.61/x
  3. Step 3: Cross multiply
    13,032.63x = 19,547.98 × 4,147.61
  4. Step 4: Simplify right side
    13,032.63x = 81,077,289.22
  5. Step 5: Solve for x
    x = 81,077,289.22/13,032.63
  6. Step 6: Final answer
    x = 6,221.10

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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.