Home / 39,973.48-59,972.64-15,015.76

Finding the Fourth Proportional to 39,973.48, 59,972.64 and 15,015.76

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Solution

The fourth proportional to 39,973.48, 59,972.64 and 15,015.76 is: 22,528.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,973.48 : 59,972.64 = 15,015.76 : x
  2. Step 2: Convert to fraction form
    39,973.48/59,972.64 = 15,015.76/x
  3. Step 3: Cross multiply
    39,973.48x = 59,972.64 × 15,015.76
  4. Step 4: Simplify right side
    39,973.48x = 900,534,768.81
  5. Step 5: Solve for x
    x = 900,534,768.81/39,973.48
  6. Step 6: Final answer
    x = 22,528.31

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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.