Home / 14,307.84-21,476.88-10,152.72

Finding the Fourth Proportional to 14,307.84, 21,476.88 and 10,152.72

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Solution

The fourth proportional to 14,307.84, 21,476.88 and 10,152.72 is: 15,239.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,307.84 : 21,476.88 = 10,152.72 : x
  2. Step 2: Convert to fraction form
    14,307.84/21,476.88 = 10,152.72/x
  3. Step 3: Cross multiply
    14,307.84x = 21,476.88 × 10,152.72
  4. Step 4: Simplify right side
    14,307.84x = 218,048,749.11
  5. Step 5: Solve for x
    x = 218,048,749.11/14,307.84
  6. Step 6: Final answer
    x = 15,239.81

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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.