Home / 30,470.99-42,008.63-26,042.31

Finding the Fourth Proportional to 30,470.99, 42,008.63 and 26,042.31

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Solution

The fourth proportional to 30,470.99, 42,008.63 and 26,042.31 is: 35,903.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,470.99 : 42,008.63 = 26,042.31 : x
  2. Step 2: Convert to fraction form
    30,470.99/42,008.63 = 26,042.31/x
  3. Step 3: Cross multiply
    30,470.99x = 42,008.63 × 26,042.31
  4. Step 4: Simplify right side
    30,470.99x = 1,094,001,634.92
  5. Step 5: Solve for x
    x = 1,094,001,634.92/30,470.99
  6. Step 6: Final answer
    x = 35,903.06

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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.