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Finding the Fourth Proportional to 60,004.59, 90,012.01 and 15,631.35

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Solution

The fourth proportional to 60,004.59, 90,012.01 and 15,631.35 is: 23,448.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,004.59 : 90,012.01 = 15,631.35 : x
  2. Step 2: Convert to fraction form
    60,004.59/90,012.01 = 15,631.35/x
  3. Step 3: Cross multiply
    60,004.59x = 90,012.01 × 15,631.35
  4. Step 4: Simplify right side
    60,004.59x = 1,407,009,232.51
  5. Step 5: Solve for x
    x = 1,407,009,232.51/60,004.59
  6. Step 6: Final answer
    x = 23,448.36

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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.