Home / 39,117.34-58,684.65-18,329.50

Finding the Fourth Proportional to 39,117.34, 58,684.65 and 18,329.50

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Solution

The fourth proportional to 39,117.34, 58,684.65 and 18,329.50 is: 27,498.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,117.34 : 58,684.65 = 18,329.50 : x
  2. Step 2: Convert to fraction form
    39,117.34/58,684.65 = 18,329.50/x
  3. Step 3: Cross multiply
    39,117.34x = 58,684.65 × 18,329.50
  4. Step 4: Simplify right side
    39,117.34x = 1,075,660,292.18
  5. Step 5: Solve for x
    x = 1,075,660,292.18/39,117.34
  6. Step 6: Final answer
    x = 27,498.30

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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.