Home / 28,475.88-42,696.48-14,617.32

Finding the Fourth Proportional to 28,475.88, 42,696.48 and 14,617.32

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Solution

The fourth proportional to 28,475.88, 42,696.48 and 14,617.32 is: 21,917.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,475.88 : 42,696.48 = 14,617.32 : x
  2. Step 2: Convert to fraction form
    28,475.88/42,696.48 = 14,617.32/x
  3. Step 3: Cross multiply
    28,475.88x = 42,696.48 × 14,617.32
  4. Step 4: Simplify right side
    28,475.88x = 624,108,111.03
  5. Step 5: Solve for x
    x = 624,108,111.03/28,475.88
  6. Step 6: Final answer
    x = 21,917.08

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1.5x scale

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.