Home / 19,116.32-26,381.26-10,619.08

Finding the Fourth Proportional to 19,116.32, 26,381.26 and 10,619.08

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Solution

The fourth proportional to 19,116.32, 26,381.26 and 10,619.08 is: 14,654.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,116.32 : 26,381.26 = 10,619.08 : x
  2. Step 2: Convert to fraction form
    19,116.32/26,381.26 = 10,619.08/x
  3. Step 3: Cross multiply
    19,116.32x = 26,381.26 × 10,619.08
  4. Step 4: Simplify right side
    19,116.32x = 280,144,705.71
  5. Step 5: Solve for x
    x = 280,144,705.71/19,116.32
  6. Step 6: Final answer
    x = 14,654.74

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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.