Home / 15,528.51-23,294.52-5,140.26

Finding the Fourth Proportional to 15,528.51, 23,294.52 and 5,140.26

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Solution

The fourth proportional to 15,528.51, 23,294.52 and 5,140.26 is: 7,710.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,528.51 : 23,294.52 = 5,140.26 : x
  2. Step 2: Convert to fraction form
    15,528.51/23,294.52 = 5,140.26/x
  3. Step 3: Cross multiply
    15,528.51x = 23,294.52 × 5,140.26
  4. Step 4: Simplify right side
    15,528.51x = 119,739,889.38
  5. Step 5: Solve for x
    x = 119,739,889.38/15,528.51
  6. Step 6: Final answer
    x = 7,710.97

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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.