Home / 13,237.21-19,837.33-7,316.93

Finding the Fourth Proportional to 13,237.21, 19,837.33 and 7,316.93

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Solution

The fourth proportional to 13,237.21, 19,837.33 and 7,316.93 is: 10,965.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,237.21 : 19,837.33 = 7,316.93 : x
  2. Step 2: Convert to fraction form
    13,237.21/19,837.33 = 7,316.93/x
  3. Step 3: Cross multiply
    13,237.21x = 19,837.33 × 7,316.93
  4. Step 4: Simplify right side
    13,237.21x = 145,148,237.52
  5. Step 5: Solve for x
    x = 145,148,237.52/13,237.21
  6. Step 6: Final answer
    x = 10,965.17

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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.