Home / 39,341.77-59,030.10-20,617.36

Finding the Fourth Proportional to 39,341.77, 59,030.10 and 20,617.36

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Solution

The fourth proportional to 39,341.77, 59,030.10 and 20,617.36 is: 30,935.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,341.77 : 59,030.10 = 20,617.36 : x
  2. Step 2: Convert to fraction form
    39,341.77/59,030.10 = 20,617.36/x
  3. Step 3: Cross multiply
    39,341.77x = 59,030.10 × 20,617.36
  4. Step 4: Simplify right side
    39,341.77x = 1,217,044,752.28
  5. Step 5: Solve for x
    x = 1,217,044,752.28/39,341.77
  6. Step 6: Final answer
    x = 30,935.18

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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.