Home / 39,895.88-59,599.69-28,707.08

Finding the Fourth Proportional to 39,895.88, 59,599.69 and 28,707.08

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Solution

The fourth proportional to 39,895.88, 59,599.69 and 28,707.08 is: 42,884.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,895.88 : 59,599.69 = 28,707.08 : x
  2. Step 2: Convert to fraction form
    39,895.88/59,599.69 = 28,707.08/x
  3. Step 3: Cross multiply
    39,895.88x = 59,599.69 × 28,707.08
  4. Step 4: Simplify right side
    39,895.88x = 1,710,933,068.81
  5. Step 5: Solve for x
    x = 1,710,933,068.81/39,895.88
  6. Step 6: Final answer
    x = 42,884.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.