Home / 19,362.32-26,720.52-10,980.08

Finding the Fourth Proportional to 19,362.32, 26,720.52 and 10,980.08

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Solution

The fourth proportional to 19,362.32, 26,720.52 and 10,980.08 is: 15,152.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,362.32 : 26,720.52 = 10,980.08 : x
  2. Step 2: Convert to fraction form
    19,362.32/26,720.52 = 10,980.08/x
  3. Step 3: Cross multiply
    19,362.32x = 26,720.52 × 10,980.08
  4. Step 4: Simplify right side
    19,362.32x = 293,393,447.24
  5. Step 5: Solve for x
    x = 293,393,447.24/19,362.32
  6. Step 6: Final answer
    x = 15,152.80

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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.