Home / 30,470.17-45,372.32-29,349.16

Finding the Fourth Proportional to 30,470.17, 45,372.32 and 29,349.16

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Solution

The fourth proportional to 30,470.17, 45,372.32 and 29,349.16 is: 43,703.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,470.17 : 45,372.32 = 29,349.16 : x
  2. Step 2: Convert to fraction form
    30,470.17/45,372.32 = 29,349.16/x
  3. Step 3: Cross multiply
    30,470.17x = 45,372.32 × 29,349.16
  4. Step 4: Simplify right side
    30,470.17x = 1,331,639,479.25
  5. Step 5: Solve for x
    x = 1,331,639,479.25/30,470.17
  6. Step 6: Final answer
    x = 43,703.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.