Home / 43,150.16-64,642.32-26,461.53

Finding the Fourth Proportional to 43,150.16, 64,642.32 and 26,461.53

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Solution

The fourth proportional to 43,150.16, 64,642.32 and 26,461.53 is: 39,641.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,150.16 : 64,642.32 = 26,461.53 : x
  2. Step 2: Convert to fraction form
    43,150.16/64,642.32 = 26,461.53/x
  3. Step 3: Cross multiply
    43,150.16x = 64,642.32 × 26,461.53
  4. Step 4: Simplify right side
    43,150.16x = 1,710,534,689.95
  5. Step 5: Solve for x
    x = 1,710,534,689.95/43,150.16
  6. Step 6: Final answer
    x = 39,641.44

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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.