Home / 39,535.02-59,317.38-20,547.81

Finding the Fourth Proportional to 39,535.02, 59,317.38 and 20,547.81

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Solution

The fourth proportional to 39,535.02, 59,317.38 and 20,547.81 is: 30,829.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,535.02 : 59,317.38 = 20,547.81 : x
  2. Step 2: Convert to fraction form
    39,535.02/59,317.38 = 20,547.81/x
  3. Step 3: Cross multiply
    39,535.02x = 59,317.38 × 20,547.81
  4. Step 4: Simplify right side
    39,535.02x = 1,218,842,253.94
  5. Step 5: Solve for x
    x = 1,218,842,253.94/39,535.02
  6. Step 6: Final answer
    x = 30,829.43

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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.