Home / 29,421.21-44,127.16-12,776.77

Finding the Fourth Proportional to 29,421.21, 44,127.16 and 12,776.77

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Solution

The fourth proportional to 29,421.21, 44,127.16 and 12,776.77 is: 19,163.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,421.21 : 44,127.16 = 12,776.77 : x
  2. Step 2: Convert to fraction form
    29,421.21/44,127.16 = 12,776.77/x
  3. Step 3: Cross multiply
    29,421.21x = 44,127.16 × 12,776.77
  4. Step 4: Simplify right side
    29,421.21x = 563,802,574.07
  5. Step 5: Solve for x
    x = 563,802,574.07/29,421.21
  6. Step 6: Final answer
    x = 19,163.13

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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.