Home / 36,645.39-50,526.32-30,970.13

Finding the Fourth Proportional to 36,645.39, 50,526.32 and 30,970.13

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Solution

The fourth proportional to 36,645.39, 50,526.32 and 30,970.13 is: 42,701.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,645.39 : 50,526.32 = 30,970.13 : x
  2. Step 2: Convert to fraction form
    36,645.39/50,526.32 = 30,970.13/x
  3. Step 3: Cross multiply
    36,645.39x = 50,526.32 × 30,970.13
  4. Step 4: Simplify right side
    36,645.39x = 1,564,806,291.34
  5. Step 5: Solve for x
    x = 1,564,806,291.34/36,645.39
  6. Step 6: Final answer
    x = 42,701.31

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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.