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Finding the Fourth Proportional to 46,842.63, 70,256.90 and 17,253.53

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Solution

The fourth proportional to 46,842.63, 70,256.90 and 17,253.53 is: 25,877.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,842.63 : 70,256.90 = 17,253.53 : x
  2. Step 2: Convert to fraction form
    46,842.63/70,256.90 = 17,253.53/x
  3. Step 3: Cross multiply
    46,842.63x = 70,256.90 × 17,253.53
  4. Step 4: Simplify right side
    46,842.63x = 1,212,179,487.17
  5. Step 5: Solve for x
    x = 1,212,179,487.17/46,842.63
  6. Step 6: Final answer
    x = 25,877.70

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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.