Home / 40,840.74-61,263.39-14,545.47

Finding the Fourth Proportional to 40,840.74, 61,263.39 and 14,545.47

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Solution

The fourth proportional to 40,840.74, 61,263.39 and 14,545.47 is: 21,819.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,840.74 : 61,263.39 = 14,545.47 : x
  2. Step 2: Convert to fraction form
    40,840.74/61,263.39 = 14,545.47/x
  3. Step 3: Cross multiply
    40,840.74x = 61,263.39 × 14,545.47
  4. Step 4: Simplify right side
    40,840.74x = 891,104,801.34
  5. Step 5: Solve for x
    x = 891,104,801.34/40,840.74
  6. Step 6: Final answer
    x = 21,819.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.