Home / 15,655.02-23,485.41-5,125.63

Finding the Fourth Proportional to 15,655.02, 23,485.41 and 5,125.63

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Solution

The fourth proportional to 15,655.02, 23,485.41 and 5,125.63 is: 7,689.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,655.02 : 23,485.41 = 5,125.63 : x
  2. Step 2: Convert to fraction form
    15,655.02/23,485.41 = 5,125.63/x
  3. Step 3: Cross multiply
    15,655.02x = 23,485.41 × 5,125.63
  4. Step 4: Simplify right side
    15,655.02x = 120,377,522.06
  5. Step 5: Solve for x
    x = 120,377,522.06/15,655.02
  6. Step 6: Final answer
    x = 7,689.39

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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.