Home / 35,435.40-53,122.92-15,703.18

Finding the Fourth Proportional to 35,435.40, 53,122.92 and 15,703.18

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Solution

The fourth proportional to 35,435.40, 53,122.92 and 15,703.18 is: 23,541.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,435.40 : 53,122.92 = 15,703.18 : x
  2. Step 2: Convert to fraction form
    35,435.40/53,122.92 = 15,703.18/x
  3. Step 3: Cross multiply
    35,435.40x = 53,122.92 × 15,703.18
  4. Step 4: Simplify right side
    35,435.40x = 834,198,774.89
  5. Step 5: Solve for x
    x = 834,198,774.89/35,435.40
  6. Step 6: Final answer
    x = 23,541.40

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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.