Home / 15,710.56-23,569.12-5,323.20

Finding the Fourth Proportional to 15,710.56, 23,569.12 and 5,323.20

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Solution

The fourth proportional to 15,710.56, 23,569.12 and 5,323.20 is: 7,985.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,710.56 : 23,569.12 = 5,323.20 : x
  2. Step 2: Convert to fraction form
    15,710.56/23,569.12 = 5,323.20/x
  3. Step 3: Cross multiply
    15,710.56x = 23,569.12 × 5,323.20
  4. Step 4: Simplify right side
    15,710.56x = 125,463,139.58
  5. Step 5: Solve for x
    x = 125,463,139.58/15,710.56
  6. Step 6: Final answer
    x = 7,985.91

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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.