Home / 30,637.29-45,891.36-14,011.32

Finding the Fourth Proportional to 30,637.29, 45,891.36 and 14,011.32

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Solution

The fourth proportional to 30,637.29, 45,891.36 and 14,011.32 is: 20,987.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,637.29 : 45,891.36 = 14,011.32 : x
  2. Step 2: Convert to fraction form
    30,637.29/45,891.36 = 14,011.32/x
  3. Step 3: Cross multiply
    30,637.29x = 45,891.36 × 14,011.32
  4. Step 4: Simplify right side
    30,637.29x = 642,998,702.29
  5. Step 5: Solve for x
    x = 642,998,702.29/30,637.29
  6. Step 6: Final answer
    x = 20,987.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.