Home / 39,685.32-59,462.28-19,922.16

Finding the Fourth Proportional to 39,685.32, 59,462.28 and 19,922.16

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Solution

The fourth proportional to 39,685.32, 59,462.28 and 19,922.16 is: 29,850.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,685.32 : 59,462.28 = 19,922.16 : x
  2. Step 2: Convert to fraction form
    39,685.32/59,462.28 = 19,922.16/x
  3. Step 3: Cross multiply
    39,685.32x = 59,462.28 × 19,922.16
  4. Step 4: Simplify right side
    39,685.32x = 1,184,617,056.12
  5. Step 5: Solve for x
    x = 1,184,617,056.12/39,685.32
  6. Step 6: Final answer
    x = 29,850.26

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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.