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Finding the Fourth Proportional to 46,888.61, 70,332.93 and 20,593.58

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Solution

The fourth proportional to 46,888.61, 70,332.93 and 20,593.58 is: 30,890.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,888.61 : 70,332.93 = 20,593.58 : x
  2. Step 2: Convert to fraction form
    46,888.61/70,332.93 = 20,593.58/x
  3. Step 3: Cross multiply
    46,888.61x = 70,332.93 × 20,593.58
  4. Step 4: Simplify right side
    46,888.61x = 1,448,406,468.92
  5. Step 5: Solve for x
    x = 1,448,406,468.92/46,888.61
  6. Step 6: Final answer
    x = 30,890.37

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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.