Home / 15,406.50-23,106.47-4,877.42

Finding the Fourth Proportional to 15,406.50, 23,106.47 and 4,877.42

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Solution

The fourth proportional to 15,406.50, 23,106.47 and 4,877.42 is: 7,315.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,406.50 : 23,106.47 = 4,877.42 : x
  2. Step 2: Convert to fraction form
    15,406.50/23,106.47 = 4,877.42/x
  3. Step 3: Cross multiply
    15,406.50x = 23,106.47 × 4,877.42
  4. Step 4: Simplify right side
    15,406.50x = 112,699,818.99
  5. Step 5: Solve for x
    x = 112,699,818.99/15,406.50
  6. Step 6: Final answer
    x = 7,315.08

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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.