Home / 29,987.23-45,008.28-15,206.35

Finding the Fourth Proportional to 29,987.23, 45,008.28 and 15,206.35

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Solution

The fourth proportional to 29,987.23, 45,008.28 and 15,206.35 is: 22,823.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,987.23 : 45,008.28 = 15,206.35 : x
  2. Step 2: Convert to fraction form
    29,987.23/45,008.28 = 15,206.35/x
  3. Step 3: Cross multiply
    29,987.23x = 45,008.28 × 15,206.35
  4. Step 4: Simplify right side
    29,987.23x = 684,411,658.58
  5. Step 5: Solve for x
    x = 684,411,658.58/29,987.23
  6. Step 6: Final answer
    x = 22,823.44

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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.