Home / 23,039.88-31,813.50-14,977.53

Finding the Fourth Proportional to 23,039.88, 31,813.50 and 14,977.53

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Solution

The fourth proportional to 23,039.88, 31,813.50 and 14,977.53 is: 20,681.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,039.88 : 31,813.50 = 14,977.53 : x
  2. Step 2: Convert to fraction form
    23,039.88/31,813.50 = 14,977.53/x
  3. Step 3: Cross multiply
    23,039.88x = 31,813.50 × 14,977.53
  4. Step 4: Simplify right side
    23,039.88x = 476,487,650.66
  5. Step 5: Solve for x
    x = 476,487,650.66/23,039.88
  6. Step 6: Final answer
    x = 20,681.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.