Home / 25,510.88-38,210.94-12,335.63

Finding the Fourth Proportional to 25,510.88, 38,210.94 and 12,335.63

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Solution

The fourth proportional to 25,510.88, 38,210.94 and 12,335.63 is: 18,476.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,510.88 : 38,210.94 = 12,335.63 : x
  2. Step 2: Convert to fraction form
    25,510.88/38,210.94 = 12,335.63/x
  3. Step 3: Cross multiply
    25,510.88x = 38,210.94 × 12,335.63
  4. Step 4: Simplify right side
    25,510.88x = 471,355,826.74
  5. Step 5: Solve for x
    x = 471,355,826.74/25,510.88
  6. Step 6: Final answer
    x = 18,476.66

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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.