Home / 26,390.61-36,418.95-14,453.91

Finding the Fourth Proportional to 26,390.61, 36,418.95 and 14,453.91

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Solution

The fourth proportional to 26,390.61, 36,418.95 and 14,453.91 is: 19,946.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,390.61 : 36,418.95 = 14,453.91 : x
  2. Step 2: Convert to fraction form
    26,390.61/36,418.95 = 14,453.91/x
  3. Step 3: Cross multiply
    26,390.61x = 36,418.95 × 14,453.91
  4. Step 4: Simplify right side
    26,390.61x = 526,396,225.59
  5. Step 5: Solve for x
    x = 526,396,225.59/26,390.61
  6. Step 6: Final answer
    x = 19,946.35

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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.