Home / 45,946.16-63,412.64-28,051.60

Finding the Fourth Proportional to 45,946.16, 63,412.64 and 28,051.60

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Solution

The fourth proportional to 45,946.16, 63,412.64 and 28,051.60 is: 38,715.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,946.16 : 63,412.64 = 28,051.60 : x
  2. Step 2: Convert to fraction form
    45,946.16/63,412.64 = 28,051.60/x
  3. Step 3: Cross multiply
    45,946.16x = 63,412.64 × 28,051.60
  4. Step 4: Simplify right side
    45,946.16x = 1,778,826,012.22
  5. Step 5: Solve for x
    x = 1,778,826,012.22/45,946.16
  6. Step 6: Final answer
    x = 38,715.44

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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.