Home / 40,852.63-61,278.99-12,772.83

Finding the Fourth Proportional to 40,852.63, 61,278.99 and 12,772.83

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Solution

The fourth proportional to 40,852.63, 61,278.99 and 12,772.83 is: 19,159.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,852.63 : 61,278.99 = 12,772.83 : x
  2. Step 2: Convert to fraction form
    40,852.63/61,278.99 = 12,772.83/x
  3. Step 3: Cross multiply
    40,852.63x = 61,278.99 × 12,772.83
  4. Step 4: Simplify right side
    40,852.63x = 782,706,214.41
  5. Step 5: Solve for x
    x = 782,706,214.41/40,852.63
  6. Step 6: Final answer
    x = 19,159.26

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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.