Home / 14,946.93-20,619.36-8,977.23

Finding the Fourth Proportional to 14,946.93, 20,619.36 and 8,977.23

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Solution

The fourth proportional to 14,946.93, 20,619.36 and 8,977.23 is: 12,384.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,946.93 : 20,619.36 = 8,977.23 : x
  2. Step 2: Convert to fraction form
    14,946.93/20,619.36 = 8,977.23/x
  3. Step 3: Cross multiply
    14,946.93x = 20,619.36 × 8,977.23
  4. Step 4: Simplify right side
    14,946.93x = 185,104,737.17
  5. Step 5: Solve for x
    x = 185,104,737.17/14,946.93
  6. Step 6: Final answer
    x = 12,384.13

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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.