Home / 46,548.88-64,271.28-28,668.40

Finding the Fourth Proportional to 46,548.88, 64,271.28 and 28,668.40

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Solution

The fourth proportional to 46,548.88, 64,271.28 and 28,668.40 is: 39,583.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,548.88 : 64,271.28 = 28,668.40 : x
  2. Step 2: Convert to fraction form
    46,548.88/64,271.28 = 28,668.40/x
  3. Step 3: Cross multiply
    46,548.88x = 64,271.28 × 28,668.40
  4. Step 4: Simplify right side
    46,548.88x = 1,842,554,763.55
  5. Step 5: Solve for x
    x = 1,842,554,763.55/46,548.88
  6. Step 6: Final answer
    x = 39,583.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.