Home / 27,070.08-40,595.96-10,428.76

Finding the Fourth Proportional to 27,070.08, 40,595.96 and 10,428.76

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Solution

The fourth proportional to 27,070.08, 40,595.96 and 10,428.76 is: 15,639.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,070.08 : 40,595.96 = 10,428.76 : x
  2. Step 2: Convert to fraction form
    27,070.08/40,595.96 = 10,428.76/x
  3. Step 3: Cross multiply
    27,070.08x = 40,595.96 × 10,428.76
  4. Step 4: Simplify right side
    27,070.08x = 423,365,523.81
  5. Step 5: Solve for x
    x = 423,365,523.81/27,070.08
  6. Step 6: Final answer
    x = 15,639.61

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.