Home / 15,799.50-23,699.40-13,015.02

Finding the Fourth Proportional to 15,799.50, 23,699.40 and 13,015.02

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Solution

The fourth proportional to 15,799.50, 23,699.40 and 13,015.02 is: 19,522.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,799.50 : 23,699.40 = 13,015.02 : x
  2. Step 2: Convert to fraction form
    15,799.50/23,699.40 = 13,015.02/x
  3. Step 3: Cross multiply
    15,799.50x = 23,699.40 × 13,015.02
  4. Step 4: Simplify right side
    15,799.50x = 308,448,164.99
  5. Step 5: Solve for x
    x = 308,448,164.99/15,799.50
  6. Step 6: Final answer
    x = 19,522.65

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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.