Home / 30,945.99-42,541.25-26,623.29

Finding the Fourth Proportional to 30,945.99, 42,541.25 and 26,623.29

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Solution

The fourth proportional to 30,945.99, 42,541.25 and 26,623.29 is: 36,598.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,945.99 : 42,541.25 = 26,623.29 : x
  2. Step 2: Convert to fraction form
    30,945.99/42,541.25 = 26,623.29/x
  3. Step 3: Cross multiply
    30,945.99x = 42,541.25 × 26,623.29
  4. Step 4: Simplify right side
    30,945.99x = 1,132,588,035.71
  5. Step 5: Solve for x
    x = 1,132,588,035.71/30,945.99
  6. Step 6: Final answer
    x = 36,598.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.