Home / 19,242.52-28,810.50-10,457.56

Finding the Fourth Proportional to 19,242.52, 28,810.50 and 10,457.56

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Solution

The fourth proportional to 19,242.52, 28,810.50 and 10,457.56 is: 15,657.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,242.52 : 28,810.50 = 10,457.56 : x
  2. Step 2: Convert to fraction form
    19,242.52/28,810.50 = 10,457.56/x
  3. Step 3: Cross multiply
    19,242.52x = 28,810.50 × 10,457.56
  4. Step 4: Simplify right side
    19,242.52x = 301,287,532.38
  5. Step 5: Solve for x
    x = 301,287,532.38/19,242.52
  6. Step 6: Final answer
    x = 15,657.38

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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.