Home / 32,938.74-45,455.41-17,831.40

Finding the Fourth Proportional to 32,938.74, 45,455.41 and 17,831.40

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Solution

The fourth proportional to 32,938.74, 45,455.41 and 17,831.40 is: 24,607.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,938.74 : 45,455.41 = 17,831.40 : x
  2. Step 2: Convert to fraction form
    32,938.74/45,455.41 = 17,831.40/x
  3. Step 3: Cross multiply
    32,938.74x = 45,455.41 × 17,831.40
  4. Step 4: Simplify right side
    32,938.74x = 810,533,326.02
  5. Step 5: Solve for x
    x = 810,533,326.02/32,938.74
  6. Step 6: Final answer
    x = 24,607.30

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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.