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Finding the Fourth Proportional to 42,706.94, 58,931.11 and 24,798.45

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Solution

The fourth proportional to 42,706.94, 58,931.11 and 24,798.45 is: 34,219.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,706.94 : 58,931.11 = 24,798.45 : x
  2. Step 2: Convert to fraction form
    42,706.94/58,931.11 = 24,798.45/x
  3. Step 3: Cross multiply
    42,706.94x = 58,931.11 × 24,798.45
  4. Step 4: Simplify right side
    42,706.94x = 1,461,400,184.78
  5. Step 5: Solve for x
    x = 1,461,400,184.78/42,706.94
  6. Step 6: Final answer
    x = 34,219.27

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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.