Home / 35,572.83-53,343.61-18,928.91

Finding the Fourth Proportional to 35,572.83, 53,343.61 and 18,928.91

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Solution

The fourth proportional to 35,572.83, 53,343.61 and 18,928.91 is: 28,385.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,572.83 : 53,343.61 = 18,928.91 : x
  2. Step 2: Convert to fraction form
    35,572.83/53,343.61 = 18,928.91/x
  3. Step 3: Cross multiply
    35,572.83x = 53,343.61 × 18,928.91
  4. Step 4: Simplify right side
    35,572.83x = 1,009,736,392.77
  5. Step 5: Solve for x
    x = 1,009,736,392.77/35,572.83
  6. Step 6: Final answer
    x = 28,385.05

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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.