Home / 35,638.90-53,461.23-9,343.56

Finding the Fourth Proportional to 35,638.90, 53,461.23 and 9,343.56

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Solution

The fourth proportional to 35,638.90, 53,461.23 and 9,343.56 is: 14,016.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,638.90 : 53,461.23 = 9,343.56 : x
  2. Step 2: Convert to fraction form
    35,638.90/53,461.23 = 9,343.56/x
  3. Step 3: Cross multiply
    35,638.90x = 53,461.23 × 9,343.56
  4. Step 4: Simplify right side
    35,638.90x = 499,518,210.18
  5. Step 5: Solve for x
    x = 499,518,210.18/35,638.90
  6. Step 6: Final answer
    x = 14,016.10

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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.