Home / 19,513.95-29,270.92-4,722.87

Finding the Fourth Proportional to 19,513.95, 29,270.92 and 4,722.87

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Solution

The fourth proportional to 19,513.95, 29,270.92 and 4,722.87 is: 7,084.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,513.95 : 29,270.92 = 4,722.87 : x
  2. Step 2: Convert to fraction form
    19,513.95/29,270.92 = 4,722.87/x
  3. Step 3: Cross multiply
    19,513.95x = 29,270.92 × 4,722.87
  4. Step 4: Simplify right side
    19,513.95x = 138,242,603.59
  5. Step 5: Solve for x
    x = 138,242,603.59/19,513.95
  6. Step 6: Final answer
    x = 7,084.30

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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.