Home / 19,080.08-26,331.84-10,697.12

Finding the Fourth Proportional to 19,080.08, 26,331.84 and 10,697.12

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Solution

The fourth proportional to 19,080.08, 26,331.84 and 10,697.12 is: 14,762.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,080.08 : 26,331.84 = 10,697.12 : x
  2. Step 2: Convert to fraction form
    19,080.08/26,331.84 = 10,697.12/x
  3. Step 3: Cross multiply
    19,080.08x = 26,331.84 × 10,697.12
  4. Step 4: Simplify right side
    19,080.08x = 281,674,852.30
  5. Step 5: Solve for x
    x = 281,674,852.30/19,080.08
  6. Step 6: Final answer
    x = 14,762.77

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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.