Home / 35,529.99-53,279.47-18,886.02

Finding the Fourth Proportional to 35,529.99, 53,279.47 and 18,886.02

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Solution

The fourth proportional to 35,529.99, 53,279.47 and 18,886.02 is: 28,320.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,529.99 : 53,279.47 = 18,886.02 : x
  2. Step 2: Convert to fraction form
    35,529.99/53,279.47 = 18,886.02/x
  3. Step 3: Cross multiply
    35,529.99x = 53,279.47 × 18,886.02
  4. Step 4: Simplify right side
    35,529.99x = 1,006,237,136.01
  5. Step 5: Solve for x
    x = 1,006,237,136.01/35,529.99
  6. Step 6: Final answer
    x = 28,320.78

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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.