Home / 26,386.64-36,410.16-15,055.46

Finding the Fourth Proportional to 26,386.64, 36,410.16 and 15,055.46

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Solution

The fourth proportional to 26,386.64, 36,410.16 and 15,055.46 is: 20,774.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,386.64 : 36,410.16 = 15,055.46 : x
  2. Step 2: Convert to fraction form
    26,386.64/36,410.16 = 15,055.46/x
  3. Step 3: Cross multiply
    26,386.64x = 36,410.16 × 15,055.46
  4. Step 4: Simplify right side
    26,386.64x = 548,171,707.47
  5. Step 5: Solve for x
    x = 548,171,707.47/26,386.64
  6. Step 6: Final answer
    x = 20,774.59

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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.