Home / 26,368.47-36,388.37-14,431.77

Finding the Fourth Proportional to 26,368.47, 36,388.37 and 14,431.77

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Solution

The fourth proportional to 26,368.47, 36,388.37 and 14,431.77 is: 19,915.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,368.47 : 36,388.37 = 14,431.77 : x
  2. Step 2: Convert to fraction form
    26,368.47/36,388.37 = 14,431.77/x
  3. Step 3: Cross multiply
    26,368.47x = 36,388.37 × 14,431.77
  4. Step 4: Simplify right side
    26,368.47x = 525,148,622.59
  5. Step 5: Solve for x
    x = 525,148,622.59/26,368.47
  6. Step 6: Final answer
    x = 19,915.78

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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.