Home / 34,701.89-47,888.61-18,786.47

Finding the Fourth Proportional to 34,701.89, 47,888.61 and 18,786.47

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Solution

The fourth proportional to 34,701.89, 47,888.61 and 18,786.47 is: 25,925.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,701.89 : 47,888.61 = 18,786.47 : x
  2. Step 2: Convert to fraction form
    34,701.89/47,888.61 = 18,786.47/x
  3. Step 3: Cross multiply
    34,701.89x = 47,888.61 × 18,786.47
  4. Step 4: Simplify right side
    34,701.89x = 899,657,935.11
  5. Step 5: Solve for x
    x = 899,657,935.11/34,701.89
  6. Step 6: Final answer
    x = 25,925.33

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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.