Home / 35,559.10-49,069.53-21,235.10

Finding the Fourth Proportional to 35,559.10, 49,069.53 and 21,235.10

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Solution

The fourth proportional to 35,559.10, 49,069.53 and 21,235.10 is: 29,303.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,559.10 : 49,069.53 = 21,235.10 : x
  2. Step 2: Convert to fraction form
    35,559.10/49,069.53 = 21,235.10/x
  3. Step 3: Cross multiply
    35,559.10x = 49,069.53 × 21,235.10
  4. Step 4: Simplify right side
    35,559.10x = 1,041,996,376.50
  5. Step 5: Solve for x
    x = 1,041,996,376.50/35,559.10
  6. Step 6: Final answer
    x = 29,303.23

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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.