Home / 19,164.58-26,446.70-10,666.32

Finding the Fourth Proportional to 19,164.58, 26,446.70 and 10,666.32

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Solution

The fourth proportional to 19,164.58, 26,446.70 and 10,666.32 is: 14,719.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,164.58 : 26,446.70 = 10,666.32 : x
  2. Step 2: Convert to fraction form
    19,164.58/26,446.70 = 10,666.32/x
  3. Step 3: Cross multiply
    19,164.58x = 26,446.70 × 10,666.32
  4. Step 4: Simplify right side
    19,164.58x = 282,088,965.14
  5. Step 5: Solve for x
    x = 282,088,965.14/19,164.58
  6. Step 6: Final answer
    x = 14,719.29

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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.