Home / 39,620.72-59,430.99-10,038.47

Finding the Fourth Proportional to 39,620.72, 59,430.99 and 10,038.47

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Solution

The fourth proportional to 39,620.72, 59,430.99 and 10,038.47 is: 15,057.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,620.72 : 59,430.99 = 10,038.47 : x
  2. Step 2: Convert to fraction form
    39,620.72/59,430.99 = 10,038.47/x
  3. Step 3: Cross multiply
    39,620.72x = 59,430.99 × 10,038.47
  4. Step 4: Simplify right side
    39,620.72x = 596,596,358.76
  5. Step 5: Solve for x
    x = 596,596,358.76/39,620.72
  6. Step 6: Final answer
    x = 15,057.68

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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.