Home / 14,780.99-22,148.31-8,543.93

Finding the Fourth Proportional to 14,780.99, 22,148.31 and 8,543.93

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Solution

The fourth proportional to 14,780.99, 22,148.31 and 8,543.93 is: 12,802.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,780.99 : 22,148.31 = 8,543.93 : x
  2. Step 2: Convert to fraction form
    14,780.99/22,148.31 = 8,543.93/x
  3. Step 3: Cross multiply
    14,780.99x = 22,148.31 × 8,543.93
  4. Step 4: Simplify right side
    14,780.99x = 189,233,665.63
  5. Step 5: Solve for x
    x = 189,233,665.63/14,780.99
  6. Step 6: Final answer
    x = 12,802.50

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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.