Home / 15,477.64-23,209.48-4,381.69

Finding the Fourth Proportional to 15,477.64, 23,209.48 and 4,381.69

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Solution

The fourth proportional to 15,477.64, 23,209.48 and 4,381.69 is: 6,570.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,477.64 : 23,209.48 = 4,381.69 : x
  2. Step 2: Convert to fraction form
    15,477.64/23,209.48 = 4,381.69/x
  3. Step 3: Cross multiply
    15,477.64x = 23,209.48 × 4,381.69
  4. Step 4: Simplify right side
    15,477.64x = 101,696,746.42
  5. Step 5: Solve for x
    x = 101,696,746.42/15,477.64
  6. Step 6: Final answer
    x = 6,570.56

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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.