Home / 19,903.02-29,829.92-10,045.12

Finding the Fourth Proportional to 19,903.02, 29,829.92 and 10,045.12

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Solution

The fourth proportional to 19,903.02, 29,829.92 and 10,045.12 is: 15,055.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,903.02 : 29,829.92 = 10,045.12 : x
  2. Step 2: Convert to fraction form
    19,903.02/29,829.92 = 10,045.12/x
  3. Step 3: Cross multiply
    19,903.02x = 29,829.92 × 10,045.12
  4. Step 4: Simplify right side
    19,903.02x = 299,645,125.99
  5. Step 5: Solve for x
    x = 299,645,125.99/19,903.02
  6. Step 6: Final answer
    x = 15,055.26

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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.