Home / 39,068.37-58,602.59-10,991.42

Finding the Fourth Proportional to 39,068.37, 58,602.59 and 10,991.42

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Solution

The fourth proportional to 39,068.37, 58,602.59 and 10,991.42 is: 16,487.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,068.37 : 58,602.59 = 10,991.42 : x
  2. Step 2: Convert to fraction form
    39,068.37/58,602.59 = 10,991.42/x
  3. Step 3: Cross multiply
    39,068.37x = 58,602.59 × 10,991.42
  4. Step 4: Simplify right side
    39,068.37x = 644,125,331.81
  5. Step 5: Solve for x
    x = 644,125,331.81/39,068.37
  6. Step 6: Final answer
    x = 16,487.13

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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.