Home / 19,298.52-26,616.60-13,328.82

Finding the Fourth Proportional to 19,298.52, 26,616.60 and 13,328.82

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Solution

The fourth proportional to 19,298.52, 26,616.60 and 13,328.82 is: 18,383.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,298.52 : 26,616.60 = 13,328.82 : x
  2. Step 2: Convert to fraction form
    19,298.52/26,616.60 = 13,328.82/x
  3. Step 3: Cross multiply
    19,298.52x = 26,616.60 × 13,328.82
  4. Step 4: Simplify right side
    19,298.52x = 354,767,870.41
  5. Step 5: Solve for x
    x = 354,767,870.41/19,298.52
  6. Step 6: Final answer
    x = 18,383.16

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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.