Home / 27,525.40-37,985-14,950.12

Finding the Fourth Proportional to 27,525.40, 37,985 and 14,950.12

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Solution

The fourth proportional to 27,525.40, 37,985 and 14,950.12 is: 20,631.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,525.40 : 37,985 = 14,950.12 : x
  2. Step 2: Convert to fraction form
    27,525.40/37,985 = 14,950.12/x
  3. Step 3: Cross multiply
    27,525.40x = 37,985 × 14,950.12
  4. Step 4: Simplify right side
    27,525.40x = 567,880,308.20
  5. Step 5: Solve for x
    x = 567,880,308.20/27,525.40
  6. Step 6: Final answer
    x = 20,631.14

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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.