Home / 34,988.67-48,284.07-19,072.79

Finding the Fourth Proportional to 34,988.67, 48,284.07 and 19,072.79

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Solution

The fourth proportional to 34,988.67, 48,284.07 and 19,072.79 is: 26,320.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,988.67 : 48,284.07 = 19,072.79 : x
  2. Step 2: Convert to fraction form
    34,988.67/48,284.07 = 19,072.79/x
  3. Step 3: Cross multiply
    34,988.67x = 48,284.07 × 19,072.79
  4. Step 4: Simplify right side
    34,988.67x = 920,911,686.03
  5. Step 5: Solve for x
    x = 920,911,686.03/34,988.67
  6. Step 6: Final answer
    x = 26,320.28

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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.