Home / 45,777.84-63,172.35-26,916.18

Finding the Fourth Proportional to 45,777.84, 63,172.35 and 26,916.18

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Solution

The fourth proportional to 45,777.84, 63,172.35 and 26,916.18 is: 37,143.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,777.84 : 63,172.35 = 26,916.18 : x
  2. Step 2: Convert to fraction form
    45,777.84/63,172.35 = 26,916.18/x
  3. Step 3: Cross multiply
    45,777.84x = 63,172.35 × 26,916.18
  4. Step 4: Simplify right side
    45,777.84x = 1,700,358,343.62
  5. Step 5: Solve for x
    x = 1,700,358,343.62/45,777.84
  6. Step 6: Final answer
    x = 37,143.70

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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.