Home / 35,638.23-53,457.38-10,680.92

Finding the Fourth Proportional to 35,638.23, 53,457.38 and 10,680.92

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Solution

The fourth proportional to 35,638.23, 53,457.38 and 10,680.92 is: 16,021.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,638.23 : 53,457.38 = 10,680.92 : x
  2. Step 2: Convert to fraction form
    35,638.23/53,457.38 = 10,680.92/x
  3. Step 3: Cross multiply
    35,638.23x = 53,457.38 × 10,680.92
  4. Step 4: Simplify right side
    35,638.23x = 570,973,999.19
  5. Step 5: Solve for x
    x = 570,973,999.19/35,638.23
  6. Step 6: Final answer
    x = 16,021.39

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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.