Home / 46,307.42-63,905.40-28,392.02

Finding the Fourth Proportional to 46,307.42, 63,905.40 and 28,392.02

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Solution

The fourth proportional to 46,307.42, 63,905.40 and 28,392.02 is: 39,181.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,307.42 : 63,905.40 = 28,392.02 : x
  2. Step 2: Convert to fraction form
    46,307.42/63,905.40 = 28,392.02/x
  3. Step 3: Cross multiply
    46,307.42x = 63,905.40 × 28,392.02
  4. Step 4: Simplify right side
    46,307.42x = 1,814,403,394.91
  5. Step 5: Solve for x
    x = 1,814,403,394.91/46,307.42
  6. Step 6: Final answer
    x = 39,181.70

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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.