Home / 34,256.13-47,267.40-19,143.96

Finding the Fourth Proportional to 34,256.13, 47,267.40 and 19,143.96

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Solution

The fourth proportional to 34,256.13, 47,267.40 and 19,143.96 is: 26,415.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,256.13 : 47,267.40 = 19,143.96 : x
  2. Step 2: Convert to fraction form
    34,256.13/47,267.40 = 19,143.96/x
  3. Step 3: Cross multiply
    34,256.13x = 47,267.40 × 19,143.96
  4. Step 4: Simplify right side
    34,256.13x = 904,885,214.90
  5. Step 5: Solve for x
    x = 904,885,214.90/34,256.13
  6. Step 6: Final answer
    x = 26,415.28

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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.