Home / 36,158.60-49,897.40-21,051.70

Finding the Fourth Proportional to 36,158.60, 49,897.40 and 21,051.70

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Solution

The fourth proportional to 36,158.60, 49,897.40 and 21,051.70 is: 29,050.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,158.60 : 49,897.40 = 21,051.70 : x
  2. Step 2: Convert to fraction form
    36,158.60/49,897.40 = 21,051.70/x
  3. Step 3: Cross multiply
    36,158.60x = 49,897.40 × 21,051.70
  4. Step 4: Simplify right side
    36,158.60x = 1,050,425,095.58
  5. Step 5: Solve for x
    x = 1,050,425,095.58/36,158.60
  6. Step 6: Final answer
    x = 29,050.49

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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.