Home / 39,313.08-58,969.53-13,017.87

Finding the Fourth Proportional to 39,313.08, 58,969.53 and 13,017.87

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Solution

The fourth proportional to 39,313.08, 58,969.53 and 13,017.87 is: 19,526.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,313.08 : 58,969.53 = 13,017.87 : x
  2. Step 2: Convert to fraction form
    39,313.08/58,969.53 = 13,017.87/x
  3. Step 3: Cross multiply
    39,313.08x = 58,969.53 × 13,017.87
  4. Step 4: Simplify right side
    39,313.08x = 767,657,675.50
  5. Step 5: Solve for x
    x = 767,657,675.50/39,313.08
  6. Step 6: Final answer
    x = 19,526.78

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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.