Home / 42,427.17-58,523.63-30,506.67

Finding the Fourth Proportional to 42,427.17, 58,523.63 and 30,506.67

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Solution

The fourth proportional to 42,427.17, 58,523.63 and 30,506.67 is: 42,080.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,427.17 : 58,523.63 = 30,506.67 : x
  2. Step 2: Convert to fraction form
    42,427.17/58,523.63 = 30,506.67/x
  3. Step 3: Cross multiply
    42,427.17x = 58,523.63 × 30,506.67
  4. Step 4: Simplify right side
    42,427.17x = 1,785,360,915.08
  5. Step 5: Solve for x
    x = 1,785,360,915.08/42,427.17
  6. Step 6: Final answer
    x = 42,080.60

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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.