Home / 37,558.69-56,267.64-18,816.78

Finding the Fourth Proportional to 37,558.69, 56,267.64 and 18,816.78

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Solution

The fourth proportional to 37,558.69, 56,267.64 and 18,816.78 is: 28,189.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,558.69 : 56,267.64 = 18,816.78 : x
  2. Step 2: Convert to fraction form
    37,558.69/56,267.64 = 18,816.78/x
  3. Step 3: Cross multiply
    37,558.69x = 56,267.64 × 18,816.78
  4. Step 4: Simplify right side
    37,558.69x = 1,058,775,802.83
  5. Step 5: Solve for x
    x = 1,058,775,802.83/37,558.69
  6. Step 6: Final answer
    x = 28,189.90

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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.