Home / 45,852.84-63,307.80-28,651.32

Finding the Fourth Proportional to 45,852.84, 63,307.80 and 28,651.32

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Solution

The fourth proportional to 45,852.84, 63,307.80 and 28,651.32 is: 39,558.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,852.84 : 63,307.80 = 28,651.32 : x
  2. Step 2: Convert to fraction form
    45,852.84/63,307.80 = 28,651.32/x
  3. Step 3: Cross multiply
    45,852.84x = 63,307.80 × 28,651.32
  4. Step 4: Simplify right side
    45,852.84x = 1,813,852,036.30
  5. Step 5: Solve for x
    x = 1,813,852,036.30/45,852.84
  6. Step 6: Final answer
    x = 39,558.12

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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.