Home / 39,341.07-58,969.57-15,615.77

Finding the Fourth Proportional to 39,341.07, 58,969.57 and 15,615.77

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Solution

The fourth proportional to 39,341.07, 58,969.57 and 15,615.77 is: 23,406.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,341.07 : 58,969.57 = 15,615.77 : x
  2. Step 2: Convert to fraction form
    39,341.07/58,969.57 = 15,615.77/x
  3. Step 3: Cross multiply
    39,341.07x = 58,969.57 × 15,615.77
  4. Step 4: Simplify right side
    39,341.07x = 920,855,242.12
  5. Step 5: Solve for x
    x = 920,855,242.12/39,341.07
  6. Step 6: Final answer
    x = 23,406.97

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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.