Home / 14,830.48-20,470.44-8,547.28

Finding the Fourth Proportional to 14,830.48, 20,470.44 and 8,547.28

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Solution

The fourth proportional to 14,830.48, 20,470.44 and 8,547.28 is: 11,797.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,830.48 : 20,470.44 = 8,547.28 : x
  2. Step 2: Convert to fraction form
    14,830.48/20,470.44 = 8,547.28/x
  3. Step 3: Cross multiply
    14,830.48x = 20,470.44 × 8,547.28
  4. Step 4: Simplify right side
    14,830.48x = 174,966,582.40
  5. Step 5: Solve for x
    x = 174,966,582.40/14,830.48
  6. Step 6: Final answer
    x = 11,797.77

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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.