Home / 19,888.07-29,831.15-5,847.53

Finding the Fourth Proportional to 19,888.07, 29,831.15 and 5,847.53

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Solution

The fourth proportional to 19,888.07, 29,831.15 and 5,847.53 is: 8,771.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,888.07 : 29,831.15 = 5,847.53 : x
  2. Step 2: Convert to fraction form
    19,888.07/29,831.15 = 5,847.53/x
  3. Step 3: Cross multiply
    19,888.07x = 29,831.15 × 5,847.53
  4. Step 4: Simplify right side
    19,888.07x = 174,438,410.02
  5. Step 5: Solve for x
    x = 174,438,410.02/19,888.07
  6. Step 6: Final answer
    x = 8,771.01

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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.