Home / 13,093.95-18,065.58-7,428.27

Finding the Fourth Proportional to 13,093.95, 18,065.58 and 7,428.27

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Solution

The fourth proportional to 13,093.95, 18,065.58 and 7,428.27 is: 10,248.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,093.95 : 18,065.58 = 7,428.27 : x
  2. Step 2: Convert to fraction form
    13,093.95/18,065.58 = 7,428.27/x
  3. Step 3: Cross multiply
    13,093.95x = 18,065.58 × 7,428.27
  4. Step 4: Simplify right side
    13,093.95x = 134,196,005.95
  5. Step 5: Solve for x
    x = 134,196,005.95/13,093.95
  6. Step 6: Final answer
    x = 10,248.70

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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.