Home / 42,889.93-64,343.49-14,811.01

Finding the Fourth Proportional to 42,889.93, 64,343.49 and 14,811.01

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Solution

The fourth proportional to 42,889.93, 64,343.49 and 14,811.01 is: 22,219.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,889.93 : 64,343.49 = 14,811.01 : x
  2. Step 2: Convert to fraction form
    42,889.93/64,343.49 = 14,811.01/x
  3. Step 3: Cross multiply
    42,889.93x = 64,343.49 × 14,811.01
  4. Step 4: Simplify right side
    42,889.93x = 952,991,999.77
  5. Step 5: Solve for x
    x = 952,991,999.77/42,889.93
  6. Step 6: Final answer
    x = 22,219.48

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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.