Home / 14,830.19-20,463.63-8,860.59

Finding the Fourth Proportional to 14,830.19, 20,463.63 and 8,860.59

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Solution

The fourth proportional to 14,830.19, 20,463.63 and 8,860.59 is: 12,226.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,830.19 : 20,463.63 = 8,860.59 : x
  2. Step 2: Convert to fraction form
    14,830.19/20,463.63 = 8,860.59/x
  3. Step 3: Cross multiply
    14,830.19x = 20,463.63 × 8,860.59
  4. Step 4: Simplify right side
    14,830.19x = 181,319,835.34
  5. Step 5: Solve for x
    x = 181,319,835.34/14,830.19
  6. Step 6: Final answer
    x = 12,226.40

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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.