Home / 26,807.94-36,985.59-15,477.12

Finding the Fourth Proportional to 26,807.94, 36,985.59 and 15,477.12

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Solution

The fourth proportional to 26,807.94, 36,985.59 and 15,477.12 is: 21,353.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,807.94 : 36,985.59 = 15,477.12 : x
  2. Step 2: Convert to fraction form
    26,807.94/36,985.59 = 15,477.12/x
  3. Step 3: Cross multiply
    26,807.94x = 36,985.59 × 15,477.12
  4. Step 4: Simplify right side
    26,807.94x = 572,430,414.70
  5. Step 5: Solve for x
    x = 572,430,414.70/26,807.94
  6. Step 6: Final answer
    x = 21,353.02

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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.