Home / 15,903.50-23,855.40-4,810.28

Finding the Fourth Proportional to 15,903.50, 23,855.40 and 4,810.28

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Solution

The fourth proportional to 15,903.50, 23,855.40 and 4,810.28 is: 7,215.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,903.50 : 23,855.40 = 4,810.28 : x
  2. Step 2: Convert to fraction form
    15,903.50/23,855.40 = 4,810.28/x
  3. Step 3: Cross multiply
    15,903.50x = 23,855.40 × 4,810.28
  4. Step 4: Simplify right side
    15,903.50x = 114,751,153.51
  5. Step 5: Solve for x
    x = 114,751,153.51/15,903.50
  6. Step 6: Final answer
    x = 7,215.47

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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.