Home / 35,128.04-48,475.91-19,212.45

Finding the Fourth Proportional to 35,128.04, 48,475.91 and 19,212.45

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Solution

The fourth proportional to 35,128.04, 48,475.91 and 19,212.45 is: 26,512.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,128.04 : 48,475.91 = 19,212.45 : x
  2. Step 2: Convert to fraction form
    35,128.04/48,475.91 = 19,212.45/x
  3. Step 3: Cross multiply
    35,128.04x = 48,475.91 × 19,212.45
  4. Step 4: Simplify right side
    35,128.04x = 931,340,901.02
  5. Step 5: Solve for x
    x = 931,340,901.02/35,128.04
  6. Step 6: Final answer
    x = 26,512.75

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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.