Home / 26,533.47-36,621.39-15,210.55

Finding the Fourth Proportional to 26,533.47, 36,621.39 and 15,210.55

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Solution

The fourth proportional to 26,533.47, 36,621.39 and 15,210.55 is: 20,993.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,533.47 : 36,621.39 = 15,210.55 : x
  2. Step 2: Convert to fraction form
    26,533.47/36,621.39 = 15,210.55/x
  3. Step 3: Cross multiply
    26,533.47x = 36,621.39 × 15,210.55
  4. Step 4: Simplify right side
    26,533.47x = 557,031,483.66
  5. Step 5: Solve for x
    x = 557,031,483.66/26,533.47
  6. Step 6: Final answer
    x = 20,993.54

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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.