Home / 15,629.67-23,421.02-6,260.40

Finding the Fourth Proportional to 15,629.67, 23,421.02 and 6,260.40

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Solution

The fourth proportional to 15,629.67, 23,421.02 and 6,260.40 is: 9,381.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,629.67 : 23,421.02 = 6,260.40 : x
  2. Step 2: Convert to fraction form
    15,629.67/23,421.02 = 6,260.40/x
  3. Step 3: Cross multiply
    15,629.67x = 23,421.02 × 6,260.40
  4. Step 4: Simplify right side
    15,629.67x = 146,624,922.31
  5. Step 5: Solve for x
    x = 146,624,922.31/15,629.67
  6. Step 6: Final answer
    x = 9,381.19

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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.