Home / 15,746.28-23,623.08-5,358

Finding the Fourth Proportional to 15,746.28, 23,623.08 and 5,358

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Solution

The fourth proportional to 15,746.28, 23,623.08 and 5,358 is: 8,038.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,746.28 : 23,623.08 = 5,358 : x
  2. Step 2: Convert to fraction form
    15,746.28/23,623.08 = 5,358/x
  3. Step 3: Cross multiply
    15,746.28x = 23,623.08 × 5,358
  4. Step 4: Simplify right side
    15,746.28x = 126,572,462.64
  5. Step 5: Solve for x
    x = 126,572,462.64/15,746.28
  6. Step 6: Final answer
    x = 8,038.25

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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.