Home / 35,802.88-53,726.48-20,817.04

Finding the Fourth Proportional to 35,802.88, 53,726.48 and 20,817.04

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Solution

The fourth proportional to 35,802.88, 53,726.48 and 20,817.04 is: 31,238.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,802.88 : 53,726.48 = 20,817.04 : x
  2. Step 2: Convert to fraction form
    35,802.88/53,726.48 = 20,817.04/x
  3. Step 3: Cross multiply
    35,802.88x = 53,726.48 × 20,817.04
  4. Step 4: Simplify right side
    35,802.88x = 1,118,426,283.22
  5. Step 5: Solve for x
    x = 1,118,426,283.22/35,802.88
  6. Step 6: Final answer
    x = 31,238.44

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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.