Home / 12,038.48-16,612.80-6,733.52

Finding the Fourth Proportional to 12,038.48, 16,612.80 and 6,733.52

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Solution

The fourth proportional to 12,038.48, 16,612.80 and 6,733.52 is: 9,292.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,038.48 : 16,612.80 = 6,733.52 : x
  2. Step 2: Convert to fraction form
    12,038.48/16,612.80 = 6,733.52/x
  3. Step 3: Cross multiply
    12,038.48x = 16,612.80 × 6,733.52
  4. Step 4: Simplify right side
    12,038.48x = 111,862,621.06
  5. Step 5: Solve for x
    x = 111,862,621.06/12,038.48
  6. Step 6: Final answer
    x = 9,292.09

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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.