Home / 19,117.95-26,381.46-10,619.37

Finding the Fourth Proportional to 19,117.95, 26,381.46 and 10,619.37

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Solution

The fourth proportional to 19,117.95, 26,381.46 and 10,619.37 is: 14,654.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,117.95 : 26,381.46 = 10,619.37 : x
  2. Step 2: Convert to fraction form
    19,117.95/26,381.46 = 10,619.37/x
  3. Step 3: Cross multiply
    19,117.95x = 26,381.46 × 10,619.37
  4. Step 4: Simplify right side
    19,117.95x = 280,154,484.88
  5. Step 5: Solve for x
    x = 280,154,484.88/19,117.95
  6. Step 6: Final answer
    x = 14,654.00

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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.