Home / 26,533.60-36,621.56-15,210.68

Finding the Fourth Proportional to 26,533.60, 36,621.56 and 15,210.68

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Solution

The fourth proportional to 26,533.60, 36,621.56 and 15,210.68 is: 20,993.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,533.60 : 36,621.56 = 15,210.68 : x
  2. Step 2: Convert to fraction form
    26,533.60/36,621.56 = 15,210.68/x
  3. Step 3: Cross multiply
    26,533.60x = 36,621.56 × 15,210.68
  4. Step 4: Simplify right side
    26,533.60x = 557,038,830.26
  5. Step 5: Solve for x
    x = 557,038,830.26/26,533.60
  6. Step 6: Final answer
    x = 20,993.71

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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.