Home / 26,655.36-36,784.44-14,719.20

Finding the Fourth Proportional to 26,655.36, 36,784.44 and 14,719.20

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Solution

The fourth proportional to 26,655.36, 36,784.44 and 14,719.20 is: 20,312.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,655.36 : 36,784.44 = 14,719.20 : x
  2. Step 2: Convert to fraction form
    26,655.36/36,784.44 = 14,719.20/x
  3. Step 3: Cross multiply
    26,655.36x = 36,784.44 × 14,719.20
  4. Step 4: Simplify right side
    26,655.36x = 541,437,529.25
  5. Step 5: Solve for x
    x = 541,437,529.25/26,655.36
  6. Step 6: Final answer
    x = 20,312.52

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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.