Home / 14,030.28-21,011.10-9,085.08

Finding the Fourth Proportional to 14,030.28, 21,011.10 and 9,085.08

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Solution

The fourth proportional to 14,030.28, 21,011.10 and 9,085.08 is: 13,605.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,030.28 : 21,011.10 = 9,085.08 : x
  2. Step 2: Convert to fraction form
    14,030.28/21,011.10 = 9,085.08/x
  3. Step 3: Cross multiply
    14,030.28x = 21,011.10 × 9,085.08
  4. Step 4: Simplify right side
    14,030.28x = 190,887,524.39
  5. Step 5: Solve for x
    x = 190,887,524.39/14,030.28
  6. Step 6: Final answer
    x = 13,605.40

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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.