Home / 15,585.68-23,483.72-12,873.13

Finding the Fourth Proportional to 15,585.68, 23,483.72 and 12,873.13

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Solution

The fourth proportional to 15,585.68, 23,483.72 and 12,873.13 is: 19,396.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,585.68 : 23,483.72 = 12,873.13 : x
  2. Step 2: Convert to fraction form
    15,585.68/23,483.72 = 12,873.13/x
  3. Step 3: Cross multiply
    15,585.68x = 23,483.72 × 12,873.13
  4. Step 4: Simplify right side
    15,585.68x = 302,308,953.92
  5. Step 5: Solve for x
    x = 302,308,953.92/15,585.68
  6. Step 6: Final answer
    x = 19,396.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.