Home / 19,570.61-29,329.36-9,017.39

Finding the Fourth Proportional to 19,570.61, 29,329.36 and 9,017.39

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Solution

The fourth proportional to 19,570.61, 29,329.36 and 9,017.39 is: 13,513.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,570.61 : 29,329.36 = 9,017.39 : x
  2. Step 2: Convert to fraction form
    19,570.61/29,329.36 = 9,017.39/x
  3. Step 3: Cross multiply
    19,570.61x = 29,329.36 × 9,017.39
  4. Step 4: Simplify right side
    19,570.61x = 264,474,328.35
  5. Step 5: Solve for x
    x = 264,474,328.35/19,570.61
  6. Step 6: Final answer
    x = 13,513.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.