Home / 53,000.87-79,504.02-13,558.32

Finding the Fourth Proportional to 53,000.87, 79,504.02 and 13,558.32

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Solution

The fourth proportional to 53,000.87, 79,504.02 and 13,558.32 is: 20,338.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,000.87 : 79,504.02 = 13,558.32 : x
  2. Step 2: Convert to fraction form
    53,000.87/79,504.02 = 13,558.32/x
  3. Step 3: Cross multiply
    53,000.87x = 79,504.02 × 13,558.32
  4. Step 4: Simplify right side
    53,000.87x = 1,077,940,944.45
  5. Step 5: Solve for x
    x = 1,077,940,944.45/53,000.87
  6. Step 6: Final answer
    x = 20,338.18

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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.