Home / 28,307.48-39,058.61-16,366.46

Finding the Fourth Proportional to 28,307.48, 39,058.61 and 16,366.46

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Solution

The fourth proportional to 28,307.48, 39,058.61 and 16,366.46 is: 22,582.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,307.48 : 39,058.61 = 16,366.46 : x
  2. Step 2: Convert to fraction form
    28,307.48/39,058.61 = 16,366.46/x
  3. Step 3: Cross multiply
    28,307.48x = 39,058.61 × 16,366.46
  4. Step 4: Simplify right side
    28,307.48x = 639,250,901.10
  5. Step 5: Solve for x
    x = 639,250,901.10/28,307.48
  6. Step 6: Final answer
    x = 22,582.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.