Home / 39,637.31-59,465.07-13,341.35

Finding the Fourth Proportional to 39,637.31, 59,465.07 and 13,341.35

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Solution

The fourth proportional to 39,637.31, 59,465.07 and 13,341.35 is: 20,015.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,637.31 : 59,465.07 = 13,341.35 : x
  2. Step 2: Convert to fraction form
    39,637.31/59,465.07 = 13,341.35/x
  3. Step 3: Cross multiply
    39,637.31x = 59,465.07 × 13,341.35
  4. Step 4: Simplify right side
    39,637.31x = 793,344,311.64
  5. Step 5: Solve for x
    x = 793,344,311.64/39,637.31
  6. Step 6: Final answer
    x = 20,015.09

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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.