Home / 18,411.34-27,565.55-9,947.52

Finding the Fourth Proportional to 18,411.34, 27,565.55 and 9,947.52

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Solution

The fourth proportional to 18,411.34, 27,565.55 and 9,947.52 is: 14,893.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,411.34 : 27,565.55 = 9,947.52 : x
  2. Step 2: Convert to fraction form
    18,411.34/27,565.55 = 9,947.52/x
  3. Step 3: Cross multiply
    18,411.34x = 27,565.55 × 9,947.52
  4. Step 4: Simplify right side
    18,411.34x = 274,208,762.33
  5. Step 5: Solve for x
    x = 274,208,762.33/18,411.34
  6. Step 6: Final answer
    x = 14,893.47

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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.