Home / 39,423.51-59,128.86-11,337.17

Finding the Fourth Proportional to 39,423.51, 59,128.86 and 11,337.17

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Solution

The fourth proportional to 39,423.51, 59,128.86 and 11,337.17 is: 17,003.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,423.51 : 59,128.86 = 11,337.17 : x
  2. Step 2: Convert to fraction form
    39,423.51/59,128.86 = 11,337.17/x
  3. Step 3: Cross multiply
    39,423.51x = 59,128.86 × 11,337.17
  4. Step 4: Simplify right side
    39,423.51x = 670,353,642.08
  5. Step 5: Solve for x
    x = 670,353,642.08/39,423.51
  6. Step 6: Final answer
    x = 17,003.91

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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.