Home / 19,933.02-27,506.66-10,980.09

Finding the Fourth Proportional to 19,933.02, 27,506.66 and 10,980.09

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Solution

The fourth proportional to 19,933.02, 27,506.66 and 10,980.09 is: 15,152.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,933.02 : 27,506.66 = 10,980.09 : x
  2. Step 2: Convert to fraction form
    19,933.02/27,506.66 = 10,980.09/x
  3. Step 3: Cross multiply
    19,933.02x = 27,506.66 × 10,980.09
  4. Step 4: Simplify right side
    19,933.02x = 302,025,547.50
  5. Step 5: Solve for x
    x = 302,025,547.50/19,933.02
  6. Step 6: Final answer
    x = 15,152.02

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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.