Home / 23,913.79-33,001-13,303.20

Finding the Fourth Proportional to 23,913.79, 33,001 and 13,303.20

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Solution

The fourth proportional to 23,913.79, 33,001 and 13,303.20 is: 18,358.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,913.79 : 33,001 = 13,303.20 : x
  2. Step 2: Convert to fraction form
    23,913.79/33,001 = 13,303.20/x
  3. Step 3: Cross multiply
    23,913.79x = 33,001 × 13,303.20
  4. Step 4: Simplify right side
    23,913.79x = 439,018,903.20
  5. Step 5: Solve for x
    x = 439,018,903.20/23,913.79
  6. Step 6: Final answer
    x = 18,358.40

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.