Home / 34,681.02-47,859.61-19,578.58

Finding the Fourth Proportional to 34,681.02, 47,859.61 and 19,578.58

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Solution

The fourth proportional to 34,681.02, 47,859.61 and 19,578.58 is: 27,018.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,681.02 : 47,859.61 = 19,578.58 : x
  2. Step 2: Convert to fraction form
    34,681.02/47,859.61 = 19,578.58/x
  3. Step 3: Cross multiply
    34,681.02x = 47,859.61 × 19,578.58
  4. Step 4: Simplify right side
    34,681.02x = 937,023,203.15
  5. Step 5: Solve for x
    x = 937,023,203.15/34,681.02
  6. Step 6: Final answer
    x = 27,018.33

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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.