Home / 42,529.84-63,803.99-12,946.91

Finding the Fourth Proportional to 42,529.84, 63,803.99 and 12,946.91

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Solution

The fourth proportional to 42,529.84, 63,803.99 and 12,946.91 is: 19,423.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,529.84 : 63,803.99 = 12,946.91 : x
  2. Step 2: Convert to fraction form
    42,529.84/63,803.99 = 12,946.91/x
  3. Step 3: Cross multiply
    42,529.84x = 63,803.99 × 12,946.91
  4. Step 4: Simplify right side
    42,529.84x = 826,064,451.44
  5. Step 5: Solve for x
    x = 826,064,451.44/42,529.84
  6. Step 6: Final answer
    x = 19,423.17

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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.