Home / 25,730.08-35,492.64-15,117.52

Finding the Fourth Proportional to 25,730.08, 35,492.64 and 15,117.52

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Solution

The fourth proportional to 25,730.08, 35,492.64 and 15,117.52 is: 20,853.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,730.08 : 35,492.64 = 15,117.52 : x
  2. Step 2: Convert to fraction form
    25,730.08/35,492.64 = 15,117.52/x
  3. Step 3: Cross multiply
    25,730.08x = 35,492.64 × 15,117.52
  4. Step 4: Simplify right side
    25,730.08x = 536,560,695.05
  5. Step 5: Solve for x
    x = 536,560,695.05/25,730.08
  6. Step 6: Final answer
    x = 20,853.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.