Home / 15,835.59-21,827.93-12,473.07

Finding the Fourth Proportional to 15,835.59, 21,827.93 and 12,473.07

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Solution

The fourth proportional to 15,835.59, 21,827.93 and 12,473.07 is: 17,193.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,835.59 : 21,827.93 = 12,473.07 : x
  2. Step 2: Convert to fraction form
    15,835.59/21,827.93 = 12,473.07/x
  3. Step 3: Cross multiply
    15,835.59x = 21,827.93 × 12,473.07
  4. Step 4: Simplify right side
    15,835.59x = 272,261,236.48
  5. Step 5: Solve for x
    x = 272,261,236.48/15,835.59
  6. Step 6: Final answer
    x = 17,193.00

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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.