Home / 31,136.02-46,677.84-14,487.58

Finding the Fourth Proportional to 31,136.02, 46,677.84 and 14,487.58

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Solution

The fourth proportional to 31,136.02, 46,677.84 and 14,487.58 is: 21,719.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,136.02 : 46,677.84 = 14,487.58 : x
  2. Step 2: Convert to fraction form
    31,136.02/46,677.84 = 14,487.58/x
  3. Step 3: Cross multiply
    31,136.02x = 46,677.84 × 14,487.58
  4. Step 4: Simplify right side
    31,136.02x = 676,248,941.23
  5. Step 5: Solve for x
    x = 676,248,941.23/31,136.02
  6. Step 6: Final answer
    x = 21,719.18

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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.