Home / 39,689.20-59,567.40-16,332.40

Finding the Fourth Proportional to 39,689.20, 59,567.40 and 16,332.40

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Solution

The fourth proportional to 39,689.20, 59,567.40 and 16,332.40 is: 24,512.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,689.20 : 59,567.40 = 16,332.40 : x
  2. Step 2: Convert to fraction form
    39,689.20/59,567.40 = 16,332.40/x
  3. Step 3: Cross multiply
    39,689.20x = 59,567.40 × 16,332.40
  4. Step 4: Simplify right side
    39,689.20x = 972,878,603.76
  5. Step 5: Solve for x
    x = 972,878,603.76/39,689.20
  6. Step 6: Final answer
    x = 24,512.43

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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.