Home / 30,492.27-45,705.99-14,687.43

Finding the Fourth Proportional to 30,492.27, 45,705.99 and 14,687.43

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Solution

The fourth proportional to 30,492.27, 45,705.99 and 14,687.43 is: 22,015.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,492.27 : 45,705.99 = 14,687.43 : x
  2. Step 2: Convert to fraction form
    30,492.27/45,705.99 = 14,687.43/x
  3. Step 3: Cross multiply
    30,492.27x = 45,705.99 × 14,687.43
  4. Step 4: Simplify right side
    30,492.27x = 671,303,528.71
  5. Step 5: Solve for x
    x = 671,303,528.71/30,492.27
  6. Step 6: Final answer
    x = 22,015.53

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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.