Home / 39,628.33-59,442.00-9,642.74

Finding the Fourth Proportional to 39,628.33, 59,442.00 and 9,642.74

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Solution

The fourth proportional to 39,628.33, 59,442.00 and 9,642.74 is: 14,463.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,628.33 : 59,442.00 = 9,642.74 : x
  2. Step 2: Convert to fraction form
    39,628.33/59,442.00 = 9,642.74/x
  3. Step 3: Cross multiply
    39,628.33x = 59,442.00 × 9,642.74
  4. Step 4: Simplify right side
    39,628.33x = 573,183,417.71
  5. Step 5: Solve for x
    x = 573,183,417.71/39,628.33
  6. Step 6: Final answer
    x = 14,463.98

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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.