Home / 13,279.95-19,902.51-9,594.45

Finding the Fourth Proportional to 13,279.95, 19,902.51 and 9,594.45

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Solution

The fourth proportional to 13,279.95, 19,902.51 and 9,594.45 is: 14,379.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,279.95 : 19,902.51 = 9,594.45 : x
  2. Step 2: Convert to fraction form
    13,279.95/19,902.51 = 9,594.45/x
  3. Step 3: Cross multiply
    13,279.95x = 19,902.51 × 9,594.45
  4. Step 4: Simplify right side
    13,279.95x = 190,953,637.07
  5. Step 5: Solve for x
    x = 190,953,637.07/13,279.95
  6. Step 6: Final answer
    x = 14,379.09

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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.