Home / 19,403.55-26,774.96-10,907.06

Finding the Fourth Proportional to 19,403.55, 26,774.96 and 10,907.06

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Solution

The fourth proportional to 19,403.55, 26,774.96 and 10,907.06 is: 15,050.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,403.55 : 26,774.96 = 10,907.06 : x
  2. Step 2: Convert to fraction form
    19,403.55/26,774.96 = 10,907.06/x
  3. Step 3: Cross multiply
    19,403.55x = 26,774.96 × 10,907.06
  4. Step 4: Simplify right side
    19,403.55x = 292,035,906.81
  5. Step 5: Solve for x
    x = 292,035,906.81/19,403.55
  6. Step 6: Final answer
    x = 15,050.64

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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.