Home / 10,077.53-15,114.32-9,577.44

Finding the Fourth Proportional to 10,077.53, 15,114.32 and 9,577.44

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Solution

The fourth proportional to 10,077.53, 15,114.32 and 9,577.44 is: 14,364.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,077.53 : 15,114.32 = 9,577.44 : x
  2. Step 2: Convert to fraction form
    10,077.53/15,114.32 = 9,577.44/x
  3. Step 3: Cross multiply
    10,077.53x = 15,114.32 × 9,577.44
  4. Step 4: Simplify right side
    10,077.53x = 144,756,492.94
  5. Step 5: Solve for x
    x = 144,756,492.94/10,077.53
  6. Step 6: Final answer
    x = 14,364.28

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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.