Home / 44,955.38-67,430.64-13,790.64

Finding the Fourth Proportional to 44,955.38, 67,430.64 and 13,790.64

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Solution

The fourth proportional to 44,955.38, 67,430.64 and 13,790.64 is: 20,685.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,955.38 : 67,430.64 = 13,790.64 : x
  2. Step 2: Convert to fraction form
    44,955.38/67,430.64 = 13,790.64/x
  3. Step 3: Cross multiply
    44,955.38x = 67,430.64 × 13,790.64
  4. Step 4: Simplify right side
    44,955.38x = 929,911,681.21
  5. Step 5: Solve for x
    x = 929,911,681.21/44,955.38
  6. Step 6: Final answer
    x = 20,685.21

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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.