Home / 27,685.64-41,533.93-10,155.62

Finding the Fourth Proportional to 27,685.64, 41,533.93 and 10,155.62

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Solution

The fourth proportional to 27,685.64, 41,533.93 and 10,155.62 is: 15,235.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,685.64 : 41,533.93 = 10,155.62 : x
  2. Step 2: Convert to fraction form
    27,685.64/41,533.93 = 10,155.62/x
  3. Step 3: Cross multiply
    27,685.64x = 41,533.93 × 10,155.62
  4. Step 4: Simplify right side
    27,685.64x = 421,802,810.19
  5. Step 5: Solve for x
    x = 421,802,810.19/27,685.64
  6. Step 6: Final answer
    x = 15,235.44

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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.