Home / 34,811.61-48,038.73-18,895.71

Finding the Fourth Proportional to 34,811.61, 48,038.73 and 18,895.71

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Solution

The fourth proportional to 34,811.61, 48,038.73 and 18,895.71 is: 26,075.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,811.61 : 48,038.73 = 18,895.71 : x
  2. Step 2: Convert to fraction form
    34,811.61/48,038.73 = 18,895.71/x
  3. Step 3: Cross multiply
    34,811.61x = 48,038.73 × 18,895.71
  4. Step 4: Simplify right side
    34,811.61x = 907,725,910.85
  5. Step 5: Solve for x
    x = 907,725,910.85/34,811.61
  6. Step 6: Final answer
    x = 26,075.38

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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.