Home / 14,444.53-19,931.20-8,156.77

Finding the Fourth Proportional to 14,444.53, 19,931.20 and 8,156.77

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Solution

The fourth proportional to 14,444.53, 19,931.20 and 8,156.77 is: 11,255.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,444.53 : 19,931.20 = 8,156.77 : x
  2. Step 2: Convert to fraction form
    14,444.53/19,931.20 = 8,156.77/x
  3. Step 3: Cross multiply
    14,444.53x = 19,931.20 × 8,156.77
  4. Step 4: Simplify right side
    14,444.53x = 162,574,214.22
  5. Step 5: Solve for x
    x = 162,574,214.22/14,444.53
  6. Step 6: Final answer
    x = 11,255.07

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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.