Home / 19,360.10-26,719.14-10,864.50

Finding the Fourth Proportional to 19,360.10, 26,719.14 and 10,864.50

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Solution

The fourth proportional to 19,360.10, 26,719.14 and 10,864.50 is: 14,994.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,360.10 : 26,719.14 = 10,864.50 : x
  2. Step 2: Convert to fraction form
    19,360.10/26,719.14 = 10,864.50/x
  3. Step 3: Cross multiply
    19,360.10x = 26,719.14 × 10,864.50
  4. Step 4: Simplify right side
    19,360.10x = 290,290,096.53
  5. Step 5: Solve for x
    x = 290,290,096.53/19,360.10
  6. Step 6: Final answer
    x = 14,994.25

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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.