Home / 34,238.49-47,247.48-19,130.91

Finding the Fourth Proportional to 34,238.49, 47,247.48 and 19,130.91

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Solution

The fourth proportional to 34,238.49, 47,247.48 and 19,130.91 is: 26,399.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,238.49 : 47,247.48 = 19,130.91 : x
  2. Step 2: Convert to fraction form
    34,238.49/47,247.48 = 19,130.91/x
  3. Step 3: Cross multiply
    34,238.49x = 47,247.48 × 19,130.91
  4. Step 4: Simplify right side
    34,238.49x = 903,887,287.61
  5. Step 5: Solve for x
    x = 903,887,287.61/34,238.49
  6. Step 6: Final answer
    x = 26,399.74

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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.