Home / 16,386.79-22,540.71-14,360.17

Finding the Fourth Proportional to 16,386.79, 22,540.71 and 14,360.17

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Solution

The fourth proportional to 16,386.79, 22,540.71 and 14,360.17 is: 19,753.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,386.79 : 22,540.71 = 14,360.17 : x
  2. Step 2: Convert to fraction form
    16,386.79/22,540.71 = 14,360.17/x
  3. Step 3: Cross multiply
    16,386.79x = 22,540.71 × 14,360.17
  4. Step 4: Simplify right side
    16,386.79x = 323,688,427.52
  5. Step 5: Solve for x
    x = 323,688,427.52/16,386.79
  6. Step 6: Final answer
    x = 19,753.01

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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.