Home / 42,570.23-58,720.75-26,443.13

Finding the Fourth Proportional to 42,570.23, 58,720.75 and 26,443.13

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Solution

The fourth proportional to 42,570.23, 58,720.75 and 26,443.13 is: 36,475.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,570.23 : 58,720.75 = 26,443.13 : x
  2. Step 2: Convert to fraction form
    42,570.23/58,720.75 = 26,443.13/x
  3. Step 3: Cross multiply
    42,570.23x = 58,720.75 × 26,443.13
  4. Step 4: Simplify right side
    42,570.23x = 1,552,760,066.24
  5. Step 5: Solve for x
    x = 1,552,760,066.24/42,570.23
  6. Step 6: Final answer
    x = 36,475.26

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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.