Home / 15,386.70-23,070.83-7,056.28

Finding the Fourth Proportional to 15,386.70, 23,070.83 and 7,056.28

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Solution

The fourth proportional to 15,386.70, 23,070.83 and 7,056.28 is: 10,580.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,386.70 : 23,070.83 = 7,056.28 : x
  2. Step 2: Convert to fraction form
    15,386.70/23,070.83 = 7,056.28/x
  3. Step 3: Cross multiply
    15,386.70x = 23,070.83 × 7,056.28
  4. Step 4: Simplify right side
    15,386.70x = 162,794,258.71
  5. Step 5: Solve for x
    x = 162,794,258.71/15,386.70
  6. Step 6: Final answer
    x = 10,580.19

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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.