Home / 13,897.04-19,173.29-7,924.50

Finding the Fourth Proportional to 13,897.04, 19,173.29 and 7,924.50

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Solution

The fourth proportional to 13,897.04, 19,173.29 and 7,924.50 is: 10,933.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,897.04 : 19,173.29 = 7,924.50 : x
  2. Step 2: Convert to fraction form
    13,897.04/19,173.29 = 7,924.50/x
  3. Step 3: Cross multiply
    13,897.04x = 19,173.29 × 7,924.50
  4. Step 4: Simplify right side
    13,897.04x = 151,938,696.98
  5. Step 5: Solve for x
    x = 151,938,696.98/13,897.04
  6. Step 6: Final answer
    x = 10,933.17

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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.