Home / 15,756.99-23,643.72-10,208.90

Finding the Fourth Proportional to 15,756.99, 23,643.72 and 10,208.90

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Solution

The fourth proportional to 15,756.99, 23,643.72 and 10,208.90 is: 15,318.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,756.99 : 23,643.72 = 10,208.90 : x
  2. Step 2: Convert to fraction form
    15,756.99/23,643.72 = 10,208.90/x
  3. Step 3: Cross multiply
    15,756.99x = 23,643.72 × 10,208.90
  4. Step 4: Simplify right side
    15,756.99x = 241,376,254.89
  5. Step 5: Solve for x
    x = 241,376,254.89/15,756.99
  6. Step 6: Final answer
    x = 15,318.68

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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.