Home / 35,426.24-48,886.63-20,308.06

Finding the Fourth Proportional to 35,426.24, 48,886.63 and 20,308.06

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Solution

The fourth proportional to 35,426.24, 48,886.63 and 20,308.06 is: 28,024.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,426.24 : 48,886.63 = 20,308.06 : x
  2. Step 2: Convert to fraction form
    35,426.24/48,886.63 = 20,308.06/x
  3. Step 3: Cross multiply
    35,426.24x = 48,886.63 × 20,308.06
  4. Step 4: Simplify right side
    35,426.24x = 992,792,442.25
  5. Step 5: Solve for x
    x = 992,792,442.25/35,426.24
  6. Step 6: Final answer
    x = 28,024.22

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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.