Home / 30,541.34-45,817.47-15,746.28

Finding the Fourth Proportional to 30,541.34, 45,817.47 and 15,746.28

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Solution

The fourth proportional to 30,541.34, 45,817.47 and 15,746.28 is: 23,622.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,541.34 : 45,817.47 = 15,746.28 : x
  2. Step 2: Convert to fraction form
    30,541.34/45,817.47 = 15,746.28/x
  3. Step 3: Cross multiply
    30,541.34x = 45,817.47 × 15,746.28
  4. Step 4: Simplify right side
    30,541.34x = 721,454,711.51
  5. Step 5: Solve for x
    x = 721,454,711.51/30,541.34
  6. Step 6: Final answer
    x = 23,622.24

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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.