Home / 19,363.18-26,719.02-10,863.53

Finding the Fourth Proportional to 19,363.18, 26,719.02 and 10,863.53

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Solution

The fourth proportional to 19,363.18, 26,719.02 and 10,863.53 is: 14,990.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,363.18 : 26,719.02 = 10,863.53 : x
  2. Step 2: Convert to fraction form
    19,363.18/26,719.02 = 10,863.53/x
  3. Step 3: Cross multiply
    19,363.18x = 26,719.02 × 10,863.53
  4. Step 4: Simplify right side
    19,363.18x = 290,262,875.34
  5. Step 5: Solve for x
    x = 290,262,875.34/19,363.18
  6. Step 6: Final answer
    x = 14,990.45

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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.