Home / 30,041.49-41,457.11-16,612.50

Finding the Fourth Proportional to 30,041.49, 41,457.11 and 16,612.50

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Solution

The fourth proportional to 30,041.49, 41,457.11 and 16,612.50 is: 22,925.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,041.49 : 41,457.11 = 16,612.50 : x
  2. Step 2: Convert to fraction form
    30,041.49/41,457.11 = 16,612.50/x
  3. Step 3: Cross multiply
    30,041.49x = 41,457.11 × 16,612.50
  4. Step 4: Simplify right side
    30,041.49x = 688,706,156.81
  5. Step 5: Solve for x
    x = 688,706,156.81/30,041.49
  6. Step 6: Final answer
    x = 22,925.17

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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.