Home / 15,547.64-23,329.69-7,223.40

Finding the Fourth Proportional to 15,547.64, 23,329.69 and 7,223.40

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Solution

The fourth proportional to 15,547.64, 23,329.69 and 7,223.40 is: 10,838.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,547.64 : 23,329.69 = 7,223.40 : x
  2. Step 2: Convert to fraction form
    15,547.64/23,329.69 = 7,223.40/x
  3. Step 3: Cross multiply
    15,547.64x = 23,329.69 × 7,223.40
  4. Step 4: Simplify right side
    15,547.64x = 168,519,664.69
  5. Step 5: Solve for x
    x = 168,519,664.69/15,547.64
  6. Step 6: Final answer
    x = 10,838.93

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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.