Home / 14,587.37-20,130.47-8,300.09

Finding the Fourth Proportional to 14,587.37, 20,130.47 and 8,300.09

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Solution

The fourth proportional to 14,587.37, 20,130.47 and 8,300.09 is: 11,454.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,587.37 : 20,130.47 = 8,300.09 : x
  2. Step 2: Convert to fraction form
    14,587.37/20,130.47 = 8,300.09/x
  3. Step 3: Cross multiply
    14,587.37x = 20,130.47 × 8,300.09
  4. Step 4: Simplify right side
    14,587.37x = 167,084,671.24
  5. Step 5: Solve for x
    x = 167,084,671.24/14,587.37
  6. Step 6: Final answer
    x = 11,454.06

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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.