Home / 14,018.04-19,345.86-8,051.40

Finding the Fourth Proportional to 14,018.04, 19,345.86 and 8,051.40

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Solution

The fourth proportional to 14,018.04, 19,345.86 and 8,051.40 is: 11,111.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,018.04 : 19,345.86 = 8,051.40 : x
  2. Step 2: Convert to fraction form
    14,018.04/19,345.86 = 8,051.40/x
  3. Step 3: Cross multiply
    14,018.04x = 19,345.86 × 8,051.40
  4. Step 4: Simplify right side
    14,018.04x = 155,761,257.20
  5. Step 5: Solve for x
    x = 155,761,257.20/14,018.04
  6. Step 6: Final answer
    x = 11,111.49

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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.