Home / 27,289.30-40,955.55-10,657.30

Finding the Fourth Proportional to 27,289.30, 40,955.55 and 10,657.30

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Solution

The fourth proportional to 27,289.30, 40,955.55 and 10,657.30 is: 15,994.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,289.30 : 40,955.55 = 10,657.30 : x
  2. Step 2: Convert to fraction form
    27,289.30/40,955.55 = 10,657.30/x
  3. Step 3: Cross multiply
    27,289.30x = 40,955.55 × 10,657.30
  4. Step 4: Simplify right side
    27,289.30x = 436,475,583.02
  5. Step 5: Solve for x
    x = 436,475,583.02/27,289.30
  6. Step 6: Final answer
    x = 15,994.39

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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.