Home / 15,103.02-20,834.93-10,629.26

Finding the Fourth Proportional to 15,103.02, 20,834.93 and 10,629.26

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Solution

The fourth proportional to 15,103.02, 20,834.93 and 10,629.26 is: 14,663.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,103.02 : 20,834.93 = 10,629.26 : x
  2. Step 2: Convert to fraction form
    15,103.02/20,834.93 = 10,629.26/x
  3. Step 3: Cross multiply
    15,103.02x = 20,834.93 × 10,629.26
  4. Step 4: Simplify right side
    15,103.02x = 221,459,888.05
  5. Step 5: Solve for x
    x = 221,459,888.05/15,103.02
  6. Step 6: Final answer
    x = 14,663.29

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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.