Home / 35,816.96-53,735.16-12,444.68

Finding the Fourth Proportional to 35,816.96, 53,735.16 and 12,444.68

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Solution

The fourth proportional to 35,816.96, 53,735.16 and 12,444.68 is: 18,670.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,816.96 : 53,735.16 = 12,444.68 : x
  2. Step 2: Convert to fraction form
    35,816.96/53,735.16 = 12,444.68/x
  3. Step 3: Cross multiply
    35,816.96x = 53,735.16 × 12,444.68
  4. Step 4: Simplify right side
    35,816.96x = 668,716,870.95
  5. Step 5: Solve for x
    x = 668,716,870.95/35,816.96
  6. Step 6: Final answer
    x = 18,670.40

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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.