Home / 15,478.16-23,203.53-6,710.09

Finding the Fourth Proportional to 15,478.16, 23,203.53 and 6,710.09

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Solution

The fourth proportional to 15,478.16, 23,203.53 and 6,710.09 is: 10,059.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,478.16 : 23,203.53 = 6,710.09 : x
  2. Step 2: Convert to fraction form
    15,478.16/23,203.53 = 6,710.09/x
  3. Step 3: Cross multiply
    15,478.16x = 23,203.53 × 6,710.09
  4. Step 4: Simplify right side
    15,478.16x = 155,697,658.60
  5. Step 5: Solve for x
    x = 155,697,658.60/15,478.16
  6. Step 6: Final answer
    x = 10,059.19

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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.