Home / 19,202.95-26,486.40-12,476.10

Finding the Fourth Proportional to 19,202.95, 26,486.40 and 12,476.10

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Solution

The fourth proportional to 19,202.95, 26,486.40 and 12,476.10 is: 17,208.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,202.95 : 26,486.40 = 12,476.10 : x
  2. Step 2: Convert to fraction form
    19,202.95/26,486.40 = 12,476.10/x
  3. Step 3: Cross multiply
    19,202.95x = 26,486.40 × 12,476.10
  4. Step 4: Simplify right side
    19,202.95x = 330,446,975.04
  5. Step 5: Solve for x
    x = 330,446,975.04/19,202.95
  6. Step 6: Final answer
    x = 17,208.14

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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.