Home / 14,111.48-19,457.88-9,000.18

Finding the Fourth Proportional to 14,111.48, 19,457.88 and 9,000.18

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Solution

The fourth proportional to 14,111.48, 19,457.88 and 9,000.18 is: 12,410.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,111.48 : 19,457.88 = 9,000.18 : x
  2. Step 2: Convert to fraction form
    14,111.48/19,457.88 = 9,000.18/x
  3. Step 3: Cross multiply
    14,111.48x = 19,457.88 × 9,000.18
  4. Step 4: Simplify right side
    14,111.48x = 175,124,422.42
  5. Step 5: Solve for x
    x = 175,124,422.42/14,111.48
  6. Step 6: Final answer
    x = 12,410.07

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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.