Home / 34,345.53-47,397.43-19,238.06

Finding the Fourth Proportional to 34,345.53, 47,397.43 and 19,238.06

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Solution

The fourth proportional to 34,345.53, 47,397.43 and 19,238.06 is: 26,548.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,345.53 : 47,397.43 = 19,238.06 : x
  2. Step 2: Convert to fraction form
    34,345.53/47,397.43 = 19,238.06/x
  3. Step 3: Cross multiply
    34,345.53x = 47,397.43 × 19,238.06
  4. Step 4: Simplify right side
    34,345.53x = 911,834,602.19
  5. Step 5: Solve for x
    x = 911,834,602.19/34,345.53
  6. Step 6: Final answer
    x = 26,548.86

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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.