Home / 19,927.59-29,875.88-12,892.74

Finding the Fourth Proportional to 19,927.59, 29,875.88 and 12,892.74

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Solution

The fourth proportional to 19,927.59, 29,875.88 and 12,892.74 is: 19,329.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,927.59 : 29,875.88 = 12,892.74 : x
  2. Step 2: Convert to fraction form
    19,927.59/29,875.88 = 12,892.74/x
  3. Step 3: Cross multiply
    19,927.59x = 29,875.88 × 12,892.74
  4. Step 4: Simplify right side
    19,927.59x = 385,181,985.34
  5. Step 5: Solve for x
    x = 385,181,985.34/19,927.59
  6. Step 6: Final answer
    x = 19,329.08

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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.