Home / 42,699.17-64,051.09-17,741.74

Finding the Fourth Proportional to 42,699.17, 64,051.09 and 17,741.74

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Solution

The fourth proportional to 42,699.17, 64,051.09 and 17,741.74 is: 26,613.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,699.17 : 64,051.09 = 17,741.74 : x
  2. Step 2: Convert to fraction form
    42,699.17/64,051.09 = 17,741.74/x
  3. Step 3: Cross multiply
    42,699.17x = 64,051.09 × 17,741.74
  4. Step 4: Simplify right side
    42,699.17x = 1,136,377,581.01
  5. Step 5: Solve for x
    x = 1,136,377,581.01/42,699.17
  6. Step 6: Final answer
    x = 26,613.58

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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.