Home / 15,592.17-21,539.96-13,492.65

Finding the Fourth Proportional to 15,592.17, 21,539.96 and 13,492.65

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Solution

The fourth proportional to 15,592.17, 21,539.96 and 13,492.65 is: 18,639.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,592.17 : 21,539.96 = 13,492.65 : x
  2. Step 2: Convert to fraction form
    15,592.17/21,539.96 = 13,492.65/x
  3. Step 3: Cross multiply
    15,592.17x = 21,539.96 × 13,492.65
  4. Step 4: Simplify right side
    15,592.17x = 290,630,966.13
  5. Step 5: Solve for x
    x = 290,630,966.13/15,592.17
  6. Step 6: Final answer
    x = 18,639.55

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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.