Home / 15,347.29-23,021.40-5,986.93

Finding the Fourth Proportional to 15,347.29, 23,021.40 and 5,986.93

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Solution

The fourth proportional to 15,347.29, 23,021.40 and 5,986.93 is: 8,980.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,347.29 : 23,021.40 = 5,986.93 : x
  2. Step 2: Convert to fraction form
    15,347.29/23,021.40 = 5,986.93/x
  3. Step 3: Cross multiply
    15,347.29x = 23,021.40 × 5,986.93
  4. Step 4: Simplify right side
    15,347.29x = 137,827,510.30
  5. Step 5: Solve for x
    x = 137,827,510.30/15,347.29
  6. Step 6: Final answer
    x = 8,980.58

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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.