Home / 10,835.04-14,929.47-9,643.26

Finding the Fourth Proportional to 10,835.04, 14,929.47 and 9,643.26

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Solution

The fourth proportional to 10,835.04, 14,929.47 and 9,643.26 is: 13,287.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,835.04 : 14,929.47 = 9,643.26 : x
  2. Step 2: Convert to fraction form
    10,835.04/14,929.47 = 9,643.26/x
  3. Step 3: Cross multiply
    10,835.04x = 14,929.47 × 9,643.26
  4. Step 4: Simplify right side
    10,835.04x = 143,968,760.87
  5. Step 5: Solve for x
    x = 143,968,760.87/10,835.04
  6. Step 6: Final answer
    x = 13,287.33

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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.