Home / 19,089.54-26,343.63-10,705.50

Finding the Fourth Proportional to 19,089.54, 26,343.63 and 10,705.50

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Solution

The fourth proportional to 19,089.54, 26,343.63 and 10,705.50 is: 14,773.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,089.54 : 26,343.63 = 10,705.50 : x
  2. Step 2: Convert to fraction form
    19,089.54/26,343.63 = 10,705.50/x
  3. Step 3: Cross multiply
    19,089.54x = 26,343.63 × 10,705.50
  4. Step 4: Simplify right side
    19,089.54x = 282,021,730.97
  5. Step 5: Solve for x
    x = 282,021,730.97/19,089.54
  6. Step 6: Final answer
    x = 14,773.63

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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.