Home / 39,689.38-59,527.59-11,602.77

Finding the Fourth Proportional to 39,689.38, 59,527.59 and 11,602.77

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Solution

The fourth proportional to 39,689.38, 59,527.59 and 11,602.77 is: 17,402.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,689.38 : 59,527.59 = 11,602.77 : x
  2. Step 2: Convert to fraction form
    39,689.38/59,527.59 = 11,602.77/x
  3. Step 3: Cross multiply
    39,689.38x = 59,527.59 × 11,602.77
  4. Step 4: Simplify right side
    39,689.38x = 690,684,935.42
  5. Step 5: Solve for x
    x = 690,684,935.42/39,689.38
  6. Step 6: Final answer
    x = 17,402.26

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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.