Home / 15,358.95-23,038.40-4,265.64

Finding the Fourth Proportional to 15,358.95, 23,038.40 and 4,265.64

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Solution

The fourth proportional to 15,358.95, 23,038.40 and 4,265.64 is: 6,398.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,358.95 : 23,038.40 = 4,265.64 : x
  2. Step 2: Convert to fraction form
    15,358.95/23,038.40 = 4,265.64/x
  3. Step 3: Cross multiply
    15,358.95x = 23,038.40 × 4,265.64
  4. Step 4: Simplify right side
    15,358.95x = 98,273,531.24
  5. Step 5: Solve for x
    x = 98,273,531.24/15,358.95
  6. Step 6: Final answer
    x = 6,398.45

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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.