Home / 13,267.34-19,797.55-12,088.39

Finding the Fourth Proportional to 13,267.34, 19,797.55 and 12,088.39

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Solution

The fourth proportional to 13,267.34, 19,797.55 and 12,088.39 is: 18,038.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,267.34 : 19,797.55 = 12,088.39 : x
  2. Step 2: Convert to fraction form
    13,267.34/19,797.55 = 12,088.39/x
  3. Step 3: Cross multiply
    13,267.34x = 19,797.55 × 12,088.39
  4. Step 4: Simplify right side
    13,267.34x = 239,320,406.46
  5. Step 5: Solve for x
    x = 239,320,406.46/13,267.34
  6. Step 6: Final answer
    x = 18,038.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.