Home / 15,430.34-23,140.70-5,568.32

Finding the Fourth Proportional to 15,430.34, 23,140.70 and 5,568.32

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Solution

The fourth proportional to 15,430.34, 23,140.70 and 5,568.32 is: 8,350.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,430.34 : 23,140.70 = 5,568.32 : x
  2. Step 2: Convert to fraction form
    15,430.34/23,140.70 = 5,568.32/x
  3. Step 3: Cross multiply
    15,430.34x = 23,140.70 × 5,568.32
  4. Step 4: Simplify right side
    15,430.34x = 128,854,822.62
  5. Step 5: Solve for x
    x = 128,854,822.62/15,430.34
  6. Step 6: Final answer
    x = 8,350.74

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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.