Home / 14,615.50-21,925.18-4,751.45

Finding the Fourth Proportional to 14,615.50, 21,925.18 and 4,751.45

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Solution

The fourth proportional to 14,615.50, 21,925.18 and 4,751.45 is: 7,127.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,615.50 : 21,925.18 = 4,751.45 : x
  2. Step 2: Convert to fraction form
    14,615.50/21,925.18 = 4,751.45/x
  3. Step 3: Cross multiply
    14,615.50x = 21,925.18 × 4,751.45
  4. Step 4: Simplify right side
    14,615.50x = 104,176,396.51
  5. Step 5: Solve for x
    x = 104,176,396.51/14,615.50
  6. Step 6: Final answer
    x = 7,127.80

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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.