Home / 19,220.08-26,513.13-12,048.46

Finding the Fourth Proportional to 19,220.08, 26,513.13 and 12,048.46

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Solution

The fourth proportional to 19,220.08, 26,513.13 and 12,048.46 is: 16,620.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,220.08 : 26,513.13 = 12,048.46 : x
  2. Step 2: Convert to fraction form
    19,220.08/26,513.13 = 12,048.46/x
  3. Step 3: Cross multiply
    19,220.08x = 26,513.13 × 12,048.46
  4. Step 4: Simplify right side
    19,220.08x = 319,442,386.28
  5. Step 5: Solve for x
    x = 319,442,386.28/19,220.08
  6. Step 6: Final answer
    x = 16,620.24

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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.