Home / 26,541.15-36,622.61-15,208.47

Finding the Fourth Proportional to 26,541.15, 36,622.61 and 15,208.47

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Solution

The fourth proportional to 26,541.15, 36,622.61 and 15,208.47 is: 20,985.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,541.15 : 36,622.61 = 15,208.47 : x
  2. Step 2: Convert to fraction form
    26,541.15/36,622.61 = 15,208.47/x
  3. Step 3: Cross multiply
    26,541.15x = 36,622.61 × 15,208.47
  4. Step 4: Simplify right side
    26,541.15x = 556,973,865.51
  5. Step 5: Solve for x
    x = 556,973,865.51/26,541.15
  6. Step 6: Final answer
    x = 20,985.30

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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.