Home / 30,473.16-42,052.70-17,044.40

Finding the Fourth Proportional to 30,473.16, 42,052.70 and 17,044.40

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Solution

The fourth proportional to 30,473.16, 42,052.70 and 17,044.40 is: 23,521.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,473.16 : 42,052.70 = 17,044.40 : x
  2. Step 2: Convert to fraction form
    30,473.16/42,052.70 = 17,044.40/x
  3. Step 3: Cross multiply
    30,473.16x = 42,052.70 × 17,044.40
  4. Step 4: Simplify right side
    30,473.16x = 716,763,039.88
  5. Step 5: Solve for x
    x = 716,763,039.88/30,473.16
  6. Step 6: Final answer
    x = 23,521.13

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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.