Home / 14,971.32-22,461-13,339.08

Finding the Fourth Proportional to 14,971.32, 22,461 and 13,339.08

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Solution

The fourth proportional to 14,971.32, 22,461 and 13,339.08 is: 20,012.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,971.32 : 22,461 = 13,339.08 : x
  2. Step 2: Convert to fraction form
    14,971.32/22,461 = 13,339.08/x
  3. Step 3: Cross multiply
    14,971.32x = 22,461 × 13,339.08
  4. Step 4: Simplify right side
    14,971.32x = 299,609,075.88
  5. Step 5: Solve for x
    x = 299,609,075.88/14,971.32
  6. Step 6: Final answer
    x = 20,012.20

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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.