Home / 35,510.76-53,273.16-12,153.60

Finding the Fourth Proportional to 35,510.76, 53,273.16 and 12,153.60

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Solution

The fourth proportional to 35,510.76, 53,273.16 and 12,153.60 is: 18,232.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,510.76 : 53,273.16 = 12,153.60 : x
  2. Step 2: Convert to fraction form
    35,510.76/53,273.16 = 12,153.60/x
  3. Step 3: Cross multiply
    35,510.76x = 53,273.16 × 12,153.60
  4. Step 4: Simplify right side
    35,510.76x = 647,460,677.38
  5. Step 5: Solve for x
    x = 647,460,677.38/35,510.76
  6. Step 6: Final answer
    x = 18,232.80

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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.