Home / 15,669.16-23,509.64-9,433.56

Finding the Fourth Proportional to 15,669.16, 23,509.64 and 9,433.56

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Solution

The fourth proportional to 15,669.16, 23,509.64 and 9,433.56 is: 14,153.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,669.16 : 23,509.64 = 9,433.56 : x
  2. Step 2: Convert to fraction form
    15,669.16/23,509.64 = 9,433.56/x
  3. Step 3: Cross multiply
    15,669.16x = 23,509.64 × 9,433.56
  4. Step 4: Simplify right side
    15,669.16x = 221,779,599.52
  5. Step 5: Solve for x
    x = 221,779,599.52/15,669.16
  6. Step 6: Final answer
    x = 14,153.89

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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.