Home / 14,210.48-19,610.60-7,837.32

Finding the Fourth Proportional to 14,210.48, 19,610.60 and 7,837.32

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Solution

The fourth proportional to 14,210.48, 19,610.60 and 7,837.32 is: 10,815.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,210.48 : 19,610.60 = 7,837.32 : x
  2. Step 2: Convert to fraction form
    14,210.48/19,610.60 = 7,837.32/x
  3. Step 3: Cross multiply
    14,210.48x = 19,610.60 × 7,837.32
  4. Step 4: Simplify right side
    14,210.48x = 153,694,547.59
  5. Step 5: Solve for x
    x = 153,694,547.59/14,210.48
  6. Step 6: Final answer
    x = 10,815.58

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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.